﻿<?xml version="1.0" encoding="utf-8"?>
<!-- Global Common Data -->
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  <referenceLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link">
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Afghanistan" xlink:label="int-gcd-cntr_Afghanistan" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Afghanistan" xlink:to="int-gcd-cntr_Afghanistan_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Afghanistan_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AF</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_AlandIslands" xlink:label="int-gcd-cntr_AlandIslands" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_AlandIslands" xlink:to="int-gcd-cntr_AlandIslands_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_AlandIslands_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AX</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Albania" xlink:label="int-gcd-cntr_Albania" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Albania" xlink:to="int-gcd-cntr_Albania_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Albania_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AL</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Algeria" xlink:label="int-gcd-cntr_Algeria" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Algeria" xlink:to="int-gcd-cntr_Algeria_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Algeria_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>DZ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_AmericanSamoa" xlink:label="int-gcd-cntr_AmericanSamoa" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_AmericanSamoa" xlink:to="int-gcd-cntr_AmericanSamoa_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_AmericanSamoa_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AS</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Andorra" xlink:label="int-gcd-cntr_Andorra" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Andorra" xlink:to="int-gcd-cntr_Andorra_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Andorra_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AD</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Angola" xlink:label="int-gcd-cntr_Angola" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Angola" xlink:to="int-gcd-cntr_Angola_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Angola_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AO</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Anguilla" xlink:label="int-gcd-cntr_Anguilla" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Anguilla" xlink:to="int-gcd-cntr_Anguilla_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Anguilla_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AI</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Antarctica" xlink:label="int-gcd-cntr_Antarctica" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Antarctica" xlink:to="int-gcd-cntr_Antarctica_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Antarctica_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AQ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_AntiguaBarbuda" xlink:label="int-gcd-cntr_AntiguaBarbuda" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_AntiguaBarbuda" xlink:to="int-gcd-cntr_AntiguaBarbuda_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_AntiguaBarbuda_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AG</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Argentina" xlink:label="int-gcd-cntr_Argentina" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Argentina" xlink:to="int-gcd-cntr_Argentina_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Argentina_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Armenia" xlink:label="int-gcd-cntr_Armenia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Armenia" xlink:to="int-gcd-cntr_Armenia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Armenia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Aruba" xlink:label="int-gcd-cntr_Aruba" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Aruba" xlink:to="int-gcd-cntr_Aruba_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Aruba_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AW</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Australia" xlink:label="int-gcd-cntr_Australia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Australia" xlink:to="int-gcd-cntr_Australia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Australia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AU</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Austria" xlink:label="int-gcd-cntr_Austria" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Austria" xlink:to="int-gcd-cntr_Austria_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Austria_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AT</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Azerbaijan" xlink:label="int-gcd-cntr_Azerbaijan" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Azerbaijan" xlink:to="int-gcd-cntr_Azerbaijan_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Azerbaijan_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AZ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Bahamas" xlink:label="int-gcd-cntr_Bahamas" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Bahamas" xlink:to="int-gcd-cntr_Bahamas_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Bahamas_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BS</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Bahrain" xlink:label="int-gcd-cntr_Bahrain" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Bahrain" xlink:to="int-gcd-cntr_Bahrain_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Bahrain_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BH</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Bangladesh" xlink:label="int-gcd-cntr_Bangladesh" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Bangladesh" xlink:to="int-gcd-cntr_Bangladesh_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Bangladesh_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BD</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Barbados" xlink:label="int-gcd-cntr_Barbados" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Barbados" xlink:to="int-gcd-cntr_Barbados_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Barbados_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BB</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Belarus" xlink:label="int-gcd-cntr_Belarus" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Belarus" xlink:to="int-gcd-cntr_Belarus_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Belarus_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BY</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Belgium" xlink:label="int-gcd-cntr_Belgium" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Belgium" xlink:to="int-gcd-cntr_Belgium_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Belgium_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BE</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Belize" xlink:label="int-gcd-cntr_Belize" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Belize" xlink:to="int-gcd-cntr_Belize_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Belize_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BZ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Benin" xlink:label="int-gcd-cntr_Benin" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Benin" xlink:to="int-gcd-cntr_Benin_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Benin_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BJ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Bermuda" xlink:label="int-gcd-cntr_Bermuda" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Bermuda" xlink:to="int-gcd-cntr_Bermuda_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Bermuda_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Bhutan" xlink:label="int-gcd-cntr_Bhutan" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Bhutan" xlink:to="int-gcd-cntr_Bhutan_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Bhutan_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BT</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Bolivia" xlink:label="int-gcd-cntr_Bolivia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Bolivia" xlink:to="int-gcd-cntr_Bolivia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Bolivia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BO</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_BosniaHerzegovina" xlink:label="int-gcd-cntr_BosniaHerzegovina" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_BosniaHerzegovina" xlink:to="int-gcd-cntr_BosniaHerzegovina_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_BosniaHerzegovina_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BA</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Botswana" xlink:label="int-gcd-cntr_Botswana" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Botswana" xlink:to="int-gcd-cntr_Botswana_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Botswana_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BW</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_BouvetIsland" xlink:label="int-gcd-cntr_BouvetIsland" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_BouvetIsland" xlink:to="int-gcd-cntr_BouvetIsland_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_BouvetIsland_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BV</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Brazil" xlink:label="int-gcd-cntr_Brazil" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Brazil" xlink:to="int-gcd-cntr_Brazil_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Brazil_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_BritishIndianOceanTerritory" xlink:label="int-gcd-cntr_BritishIndianOceanTerritory" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_BritishIndianOceanTerritory" xlink:to="int-gcd-cntr_BritishIndianOceanTerritory_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_BritishIndianOceanTerritory_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>IO</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_BruneiDarussalam" xlink:label="int-gcd-cntr_BruneiDarussalam" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_BruneiDarussalam" xlink:to="int-gcd-cntr_BruneiDarussalam_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_BruneiDarussalam_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BN</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Bulgaria" xlink:label="int-gcd-cntr_Bulgaria" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Bulgaria" xlink:to="int-gcd-cntr_Bulgaria_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Bulgaria_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BG</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_BurkinaFaso" xlink:label="int-gcd-cntr_BurkinaFaso" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_BurkinaFaso" xlink:to="int-gcd-cntr_BurkinaFaso_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_BurkinaFaso_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BF</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Burundi" xlink:label="int-gcd-cntr_Burundi" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Burundi" xlink:to="int-gcd-cntr_Burundi_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Burundi_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>BI</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Cambodia" xlink:label="int-gcd-cntr_Cambodia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Cambodia" xlink:to="int-gcd-cntr_Cambodia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Cambodia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>KH</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Cameroon" xlink:label="int-gcd-cntr_Cameroon" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Cameroon" xlink:to="int-gcd-cntr_Cameroon_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Cameroon_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Canada" xlink:label="int-gcd-cntr_Canada" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Canada" xlink:to="int-gcd-cntr_Canada_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Canada_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CA</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_CapeVerde" xlink:label="int-gcd-cntr_CapeVerde" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_CapeVerde" xlink:to="int-gcd-cntr_CapeVerde_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_CapeVerde_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CV</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_CaymanIslands" xlink:label="int-gcd-cntr_CaymanIslands" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_CaymanIslands" xlink:to="int-gcd-cntr_CaymanIslands_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_CaymanIslands_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>KY</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_CentralAfricanRepublic" xlink:label="int-gcd-cntr_CentralAfricanRepublic" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_CentralAfricanRepublic" xlink:to="int-gcd-cntr_CentralAfricanRepublic_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_CentralAfricanRepublic_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CF</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Chad" xlink:label="int-gcd-cntr_Chad" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Chad" xlink:to="int-gcd-cntr_Chad_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Chad_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TD</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Chile" xlink:label="int-gcd-cntr_Chile" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Chile" xlink:to="int-gcd-cntr_Chile_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Chile_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CL</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_China" xlink:label="int-gcd-cntr_China" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_China" xlink:to="int-gcd-cntr_China_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_China_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CN</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_ChristmasIsland" xlink:label="int-gcd-cntr_ChristmasIsland" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_ChristmasIsland" xlink:to="int-gcd-cntr_ChristmasIsland_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_ChristmasIsland_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CX</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_CocosKeelingIslands" xlink:label="int-gcd-cntr_CocosKeelingIslands" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_CocosKeelingIslands" xlink:to="int-gcd-cntr_CocosKeelingIslands_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_CocosKeelingIslands_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CC</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Colombia" xlink:label="int-gcd-cntr_Colombia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Colombia" xlink:to="int-gcd-cntr_Colombia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Colombia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CO</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Comoros" xlink:label="int-gcd-cntr_Comoros" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Comoros" xlink:to="int-gcd-cntr_Comoros_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Comoros_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>KM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_CongoDemocraticRepublic" xlink:label="int-gcd-cntr_CongoDemocraticRepublic" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_CongoDemocraticRepublic" xlink:to="int-gcd-cntr_CongoDemocraticRepublic_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_CongoDemocraticRepublic_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CD</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Congo" xlink:label="int-gcd-cntr_Congo" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Congo" xlink:to="int-gcd-cntr_Congo_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Congo_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CG</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_CookIslands" xlink:label="int-gcd-cntr_CookIslands" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_CookIslands" xlink:to="int-gcd-cntr_CookIslands_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_CookIslands_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CK</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_CostaRica" xlink:label="int-gcd-cntr_CostaRica" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_CostaRica" xlink:to="int-gcd-cntr_CostaRica_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_CostaRica_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_CoteDIvoire" xlink:label="int-gcd-cntr_CoteDIvoire" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_CoteDIvoire" xlink:to="int-gcd-cntr_CoteDIvoire_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_CoteDIvoire_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CI</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Croatia" xlink:label="int-gcd-cntr_Croatia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Croatia" xlink:to="int-gcd-cntr_Croatia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Croatia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>HR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Cuba" xlink:label="int-gcd-cntr_Cuba" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Cuba" xlink:to="int-gcd-cntr_Cuba_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Cuba_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CU</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Cyprus" xlink:label="int-gcd-cntr_Cyprus" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Cyprus" xlink:to="int-gcd-cntr_Cyprus_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Cyprus_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CY</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_CzechRepublic" xlink:label="int-gcd-cntr_CzechRepublic" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_CzechRepublic" xlink:to="int-gcd-cntr_CzechRepublic_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_CzechRepublic_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CZ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Denmark" xlink:label="int-gcd-cntr_Denmark" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Denmark" xlink:to="int-gcd-cntr_Denmark_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Denmark_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>DK</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Djibouti" xlink:label="int-gcd-cntr_Djibouti" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Djibouti" xlink:to="int-gcd-cntr_Djibouti_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Djibouti_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>DJ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_DominicanRepublic" xlink:label="int-gcd-cntr_DominicanRepublic" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_DominicanRepublic" xlink:to="int-gcd-cntr_DominicanRepublic_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_DominicanRepublic_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>DO</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Dominica" xlink:label="int-gcd-cntr_Dominica" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Dominica" xlink:to="int-gcd-cntr_Dominica_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Dominica_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>DM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Ecuador" xlink:label="int-gcd-cntr_Ecuador" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Ecuador" xlink:to="int-gcd-cntr_Ecuador_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Ecuador_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>EC</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Egypt" xlink:label="int-gcd-cntr_Egypt" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Egypt" xlink:to="int-gcd-cntr_Egypt_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Egypt_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>EG</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_ElSalvador" xlink:label="int-gcd-cntr_ElSalvador" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_ElSalvador" xlink:to="int-gcd-cntr_ElSalvador_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_ElSalvador_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SV</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_EquatorialGuinea" xlink:label="int-gcd-cntr_EquatorialGuinea" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_EquatorialGuinea" xlink:to="int-gcd-cntr_EquatorialGuinea_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_EquatorialGuinea_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GQ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Eritrea" xlink:label="int-gcd-cntr_Eritrea" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Eritrea" xlink:to="int-gcd-cntr_Eritrea_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Eritrea_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>ER</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Estonia" xlink:label="int-gcd-cntr_Estonia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Estonia" xlink:to="int-gcd-cntr_Estonia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Estonia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>EE</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Ethiopia" xlink:label="int-gcd-cntr_Ethiopia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Ethiopia" xlink:to="int-gcd-cntr_Ethiopia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Ethiopia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>ET</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_FalklandIslandsMalvinas" xlink:label="int-gcd-cntr_FalklandIslandsMalvinas" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_FalklandIslandsMalvinas" xlink:to="int-gcd-cntr_FalklandIslandsMalvinas_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_FalklandIslandsMalvinas_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>FK</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_FaroeIslands" xlink:label="int-gcd-cntr_FaroeIslands" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_FaroeIslands" xlink:to="int-gcd-cntr_FaroeIslands_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_FaroeIslands_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>FO</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Fiji" xlink:label="int-gcd-cntr_Fiji" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Fiji" xlink:to="int-gcd-cntr_Fiji_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Fiji_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>FJ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Finland" xlink:label="int-gcd-cntr_Finland" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Finland" xlink:to="int-gcd-cntr_Finland_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Finland_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>FI</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_France" xlink:label="int-gcd-cntr_France" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_France" xlink:to="int-gcd-cntr_France_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_France_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>FR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_FrenchGuiana" xlink:label="int-gcd-cntr_FrenchGuiana" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_FrenchGuiana" xlink:to="int-gcd-cntr_FrenchGuiana_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_FrenchGuiana_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GF</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_FrenchPolynesia" xlink:label="int-gcd-cntr_FrenchPolynesia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_FrenchPolynesia" xlink:to="int-gcd-cntr_FrenchPolynesia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_FrenchPolynesia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PF</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_FrenchSouthernTerritories" xlink:label="int-gcd-cntr_FrenchSouthernTerritories" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_FrenchSouthernTerritories" xlink:to="int-gcd-cntr_FrenchSouthernTerritories_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_FrenchSouthernTerritories_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TF</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Gabon" xlink:label="int-gcd-cntr_Gabon" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Gabon" xlink:to="int-gcd-cntr_Gabon_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Gabon_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GA</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Gambia" xlink:label="int-gcd-cntr_Gambia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Gambia" xlink:to="int-gcd-cntr_Gambia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Gambia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Georgia" xlink:label="int-gcd-cntr_Georgia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Georgia" xlink:to="int-gcd-cntr_Georgia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Georgia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GE</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Germany" xlink:label="int-gcd-cntr_Germany" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Germany" xlink:to="int-gcd-cntr_Germany_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Germany_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>DE</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Ghana" xlink:label="int-gcd-cntr_Ghana" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Ghana" xlink:to="int-gcd-cntr_Ghana_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Ghana_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GH</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Gibraltar" xlink:label="int-gcd-cntr_Gibraltar" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Gibraltar" xlink:to="int-gcd-cntr_Gibraltar_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Gibraltar_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GI</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Greece" xlink:label="int-gcd-cntr_Greece" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Greece" xlink:to="int-gcd-cntr_Greece_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Greece_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Greenland" xlink:label="int-gcd-cntr_Greenland" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Greenland" xlink:to="int-gcd-cntr_Greenland_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Greenland_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GL</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Grenada" xlink:label="int-gcd-cntr_Grenada" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Grenada" xlink:to="int-gcd-cntr_Grenada_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Grenada_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GD</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Guadeloupe" xlink:label="int-gcd-cntr_Guadeloupe" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Guadeloupe" xlink:to="int-gcd-cntr_Guadeloupe_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Guadeloupe_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GP</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Guam" xlink:label="int-gcd-cntr_Guam" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Guam" xlink:to="int-gcd-cntr_Guam_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Guam_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GU</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Guatemala" xlink:label="int-gcd-cntr_Guatemala" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Guatemala" xlink:to="int-gcd-cntr_Guatemala_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Guatemala_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GT</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Guinea-Bissau" xlink:label="int-gcd-cntr_Guinea-Bissau" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Guinea-Bissau" xlink:to="int-gcd-cntr_Guinea-Bissau_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Guinea-Bissau_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GW</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Guinea" xlink:label="int-gcd-cntr_Guinea" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Guinea" xlink:to="int-gcd-cntr_Guinea_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Guinea_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GN</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Guyana" xlink:label="int-gcd-cntr_Guyana" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Guyana" xlink:to="int-gcd-cntr_Guyana_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Guyana_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GY</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Haiti" xlink:label="int-gcd-cntr_Haiti" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Haiti" xlink:to="int-gcd-cntr_Haiti_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Haiti_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>HT</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_HeardIslandMcDonaldIslands" xlink:label="int-gcd-cntr_HeardIslandMcDonaldIslands" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_HeardIslandMcDonaldIslands" xlink:to="int-gcd-cntr_HeardIslandMcDonaldIslands_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_HeardIslandMcDonaldIslands_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>HM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_HolySeeVaticanCityState" xlink:label="int-gcd-cntr_HolySeeVaticanCityState" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_HolySeeVaticanCityState" xlink:to="int-gcd-cntr_HolySeeVaticanCityState_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_HolySeeVaticanCityState_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>VA</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Honduras" xlink:label="int-gcd-cntr_Honduras" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Honduras" xlink:to="int-gcd-cntr_Honduras_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Honduras_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>HN</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_HongKong" xlink:label="int-gcd-cntr_HongKong" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_HongKong" xlink:to="int-gcd-cntr_HongKong_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_HongKong_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>HK</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Hungary" xlink:label="int-gcd-cntr_Hungary" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Hungary" xlink:to="int-gcd-cntr_Hungary_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Hungary_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>HU</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Iceland" xlink:label="int-gcd-cntr_Iceland" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Iceland" xlink:to="int-gcd-cntr_Iceland_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Iceland_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>IS</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_India" xlink:label="int-gcd-cntr_India" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_India" xlink:to="int-gcd-cntr_India_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_India_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>IN</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Indonesia" xlink:label="int-gcd-cntr_Indonesia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Indonesia" xlink:to="int-gcd-cntr_Indonesia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Indonesia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>ID</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_IranIslamicRepublic" xlink:label="int-gcd-cntr_IranIslamicRepublic" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_IranIslamicRepublic" xlink:to="int-gcd-cntr_IranIslamicRepublic_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_IranIslamicRepublic_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>IR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Iraq" xlink:label="int-gcd-cntr_Iraq" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Iraq" xlink:to="int-gcd-cntr_Iraq_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Iraq_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>IQ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Ireland" xlink:label="int-gcd-cntr_Ireland" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Ireland" xlink:to="int-gcd-cntr_Ireland_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Ireland_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>IE</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Israel" xlink:label="int-gcd-cntr_Israel" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Israel" xlink:to="int-gcd-cntr_Israel_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Israel_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>IL</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Italy" xlink:label="int-gcd-cntr_Italy" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Italy" xlink:to="int-gcd-cntr_Italy_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Italy_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>IT</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Jamaica" xlink:label="int-gcd-cntr_Jamaica" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Jamaica" xlink:to="int-gcd-cntr_Jamaica_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Jamaica_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>JM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Japan" xlink:label="int-gcd-cntr_Japan" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Japan" xlink:to="int-gcd-cntr_Japan_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Japan_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>JP</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Jordan" xlink:label="int-gcd-cntr_Jordan" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Jordan" xlink:to="int-gcd-cntr_Jordan_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Jordan_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>JO</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Kazakhstan" xlink:label="int-gcd-cntr_Kazakhstan" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Kazakhstan" xlink:to="int-gcd-cntr_Kazakhstan_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Kazakhstan_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>KZ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Kenya" xlink:label="int-gcd-cntr_Kenya" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Kenya" xlink:to="int-gcd-cntr_Kenya_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Kenya_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>KE</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Kiribati" xlink:label="int-gcd-cntr_Kiribati" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Kiribati" xlink:to="int-gcd-cntr_Kiribati_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Kiribati_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>KI</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_KoreaDemocraticPeoplesRepublic" xlink:label="int-gcd-cntr_KoreaDemocraticPeoplesRepublic" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_KoreaDemocraticPeoplesRepublic" xlink:to="int-gcd-cntr_KoreaDemocraticPeoplesRepublic_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_KoreaDemocraticPeoplesRepublic_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>KP</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_KoreaRepublic" xlink:label="int-gcd-cntr_KoreaRepublic" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_KoreaRepublic" xlink:to="int-gcd-cntr_KoreaRepublic_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_KoreaRepublic_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>KR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Kuwait" xlink:label="int-gcd-cntr_Kuwait" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Kuwait" xlink:to="int-gcd-cntr_Kuwait_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Kuwait_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>KW</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Kyrgyzstan" xlink:label="int-gcd-cntr_Kyrgyzstan" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Kyrgyzstan" xlink:to="int-gcd-cntr_Kyrgyzstan_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Kyrgyzstan_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>KG</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_LaoPeoplesDemocraticRepublic" xlink:label="int-gcd-cntr_LaoPeoplesDemocraticRepublic" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_LaoPeoplesDemocraticRepublic" xlink:to="int-gcd-cntr_LaoPeoplesDemocraticRepublic_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_LaoPeoplesDemocraticRepublic_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>LA</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Latvia" xlink:label="int-gcd-cntr_Latvia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Latvia" xlink:to="int-gcd-cntr_Latvia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Latvia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>LV</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Lebanon" xlink:label="int-gcd-cntr_Lebanon" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Lebanon" xlink:to="int-gcd-cntr_Lebanon_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Lebanon_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>LB</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Lesotho" xlink:label="int-gcd-cntr_Lesotho" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Lesotho" xlink:to="int-gcd-cntr_Lesotho_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Lesotho_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>LS</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Liberia" xlink:label="int-gcd-cntr_Liberia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Liberia" xlink:to="int-gcd-cntr_Liberia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Liberia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>LR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_LibyanArabJamahiriya" xlink:label="int-gcd-cntr_LibyanArabJamahiriya" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_LibyanArabJamahiriya" xlink:to="int-gcd-cntr_LibyanArabJamahiriya_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_LibyanArabJamahiriya_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>LY</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Liechtenstein" xlink:label="int-gcd-cntr_Liechtenstein" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Liechtenstein" xlink:to="int-gcd-cntr_Liechtenstein_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Liechtenstein_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>LI</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Lithuania" xlink:label="int-gcd-cntr_Lithuania" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Lithuania" xlink:to="int-gcd-cntr_Lithuania_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Lithuania_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>LT</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Luxembourg" xlink:label="int-gcd-cntr_Luxembourg" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Luxembourg" xlink:to="int-gcd-cntr_Luxembourg_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Luxembourg_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>LU</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Macao" xlink:label="int-gcd-cntr_Macao" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Macao" xlink:to="int-gcd-cntr_Macao_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Macao_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MO</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_MacedoniaFormerYugoslavRepublic" xlink:label="int-gcd-cntr_MacedoniaFormerYugoslavRepublic" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_MacedoniaFormerYugoslavRepublic" xlink:to="int-gcd-cntr_MacedoniaFormerYugoslavRepublic_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_MacedoniaFormerYugoslavRepublic_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MK</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Madagascar" xlink:label="int-gcd-cntr_Madagascar" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Madagascar" xlink:to="int-gcd-cntr_Madagascar_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Madagascar_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MG</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Malawi" xlink:label="int-gcd-cntr_Malawi" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Malawi" xlink:to="int-gcd-cntr_Malawi_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Malawi_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MW</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Malaysia" xlink:label="int-gcd-cntr_Malaysia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Malaysia" xlink:to="int-gcd-cntr_Malaysia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Malaysia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MY</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Maldives" xlink:label="int-gcd-cntr_Maldives" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Maldives" xlink:to="int-gcd-cntr_Maldives_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Maldives_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MV</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Mali" xlink:label="int-gcd-cntr_Mali" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Mali" xlink:to="int-gcd-cntr_Mali_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Mali_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>ML</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Malta" xlink:label="int-gcd-cntr_Malta" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Malta" xlink:to="int-gcd-cntr_Malta_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Malta_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MT</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_MarshallIslands" xlink:label="int-gcd-cntr_MarshallIslands" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_MarshallIslands" xlink:to="int-gcd-cntr_MarshallIslands_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_MarshallIslands_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MH</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Martinique" xlink:label="int-gcd-cntr_Martinique" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Martinique" xlink:to="int-gcd-cntr_Martinique_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Martinique_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MQ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Mauritania" xlink:label="int-gcd-cntr_Mauritania" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Mauritania" xlink:to="int-gcd-cntr_Mauritania_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Mauritania_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Mauritius" xlink:label="int-gcd-cntr_Mauritius" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Mauritius" xlink:to="int-gcd-cntr_Mauritius_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Mauritius_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MU</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Mayotte" xlink:label="int-gcd-cntr_Mayotte" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Mayotte" xlink:to="int-gcd-cntr_Mayotte_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Mayotte_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>YT</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Mexico" xlink:label="int-gcd-cntr_Mexico" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Mexico" xlink:to="int-gcd-cntr_Mexico_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Mexico_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MX</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_MicronesiaFederatedStates" xlink:label="int-gcd-cntr_MicronesiaFederatedStates" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_MicronesiaFederatedStates" xlink:to="int-gcd-cntr_MicronesiaFederatedStates_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_MicronesiaFederatedStates_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>FM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_MoldovaRepublic" xlink:label="int-gcd-cntr_MoldovaRepublic" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_MoldovaRepublic" xlink:to="int-gcd-cntr_MoldovaRepublic_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_MoldovaRepublic_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MD</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Monaco" xlink:label="int-gcd-cntr_Monaco" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Monaco" xlink:to="int-gcd-cntr_Monaco_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Monaco_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MC</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Mongolia" xlink:label="int-gcd-cntr_Mongolia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Mongolia" xlink:to="int-gcd-cntr_Mongolia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Mongolia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MN</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Montserrat" xlink:label="int-gcd-cntr_Montserrat" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Montserrat" xlink:to="int-gcd-cntr_Montserrat_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Montserrat_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MS</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Morocco" xlink:label="int-gcd-cntr_Morocco" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Morocco" xlink:to="int-gcd-cntr_Morocco_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Morocco_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MA</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Mozambique" xlink:label="int-gcd-cntr_Mozambique" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Mozambique" xlink:to="int-gcd-cntr_Mozambique_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Mozambique_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MZ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Myanmar" xlink:label="int-gcd-cntr_Myanmar" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Myanmar" xlink:to="int-gcd-cntr_Myanmar_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Myanmar_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Namibia" xlink:label="int-gcd-cntr_Namibia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Namibia" xlink:to="int-gcd-cntr_Namibia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Namibia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>NA</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Nauru" xlink:label="int-gcd-cntr_Nauru" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Nauru" xlink:to="int-gcd-cntr_Nauru_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Nauru_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>NR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Nepal" xlink:label="int-gcd-cntr_Nepal" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Nepal" xlink:to="int-gcd-cntr_Nepal_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Nepal_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>NP</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_NetherlandsAntilles" xlink:label="int-gcd-cntr_NetherlandsAntilles" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_NetherlandsAntilles" xlink:to="int-gcd-cntr_NetherlandsAntilles_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_NetherlandsAntilles_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AN</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Netherlands" xlink:label="int-gcd-cntr_Netherlands" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Netherlands" xlink:to="int-gcd-cntr_Netherlands_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Netherlands_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>NL</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_NewCaledonia" xlink:label="int-gcd-cntr_NewCaledonia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_NewCaledonia" xlink:to="int-gcd-cntr_NewCaledonia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_NewCaledonia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>NC</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_NewZealand" xlink:label="int-gcd-cntr_NewZealand" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_NewZealand" xlink:to="int-gcd-cntr_NewZealand_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_NewZealand_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>NZ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Nicaragua" xlink:label="int-gcd-cntr_Nicaragua" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Nicaragua" xlink:to="int-gcd-cntr_Nicaragua_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Nicaragua_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>NI</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Nigeria" xlink:label="int-gcd-cntr_Nigeria" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Nigeria" xlink:to="int-gcd-cntr_Nigeria_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Nigeria_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>NG</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Niger" xlink:label="int-gcd-cntr_Niger" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Niger" xlink:to="int-gcd-cntr_Niger_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Niger_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>NE</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Niue" xlink:label="int-gcd-cntr_Niue" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Niue" xlink:to="int-gcd-cntr_Niue_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Niue_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>NU</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_NorfolkIsland" xlink:label="int-gcd-cntr_NorfolkIsland" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_NorfolkIsland" xlink:to="int-gcd-cntr_NorfolkIsland_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_NorfolkIsland_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>NF</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_NorthernMarianaIslands" xlink:label="int-gcd-cntr_NorthernMarianaIslands" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_NorthernMarianaIslands" xlink:to="int-gcd-cntr_NorthernMarianaIslands_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_NorthernMarianaIslands_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>MP</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Norway" xlink:label="int-gcd-cntr_Norway" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Norway" xlink:to="int-gcd-cntr_Norway_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Norway_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>NO</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Oman" xlink:label="int-gcd-cntr_Oman" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Oman" xlink:to="int-gcd-cntr_Oman_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Oman_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>OM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Pakistan" xlink:label="int-gcd-cntr_Pakistan" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Pakistan" xlink:to="int-gcd-cntr_Pakistan_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Pakistan_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PK</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Palau" xlink:label="int-gcd-cntr_Palau" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Palau" xlink:to="int-gcd-cntr_Palau_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Palau_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PW</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_PalestinianTerritoryOccupied" xlink:label="int-gcd-cntr_PalestinianTerritoryOccupied" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_PalestinianTerritoryOccupied" xlink:to="int-gcd-cntr_PalestinianTerritoryOccupied_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_PalestinianTerritoryOccupied_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PS</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Panama" xlink:label="int-gcd-cntr_Panama" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Panama" xlink:to="int-gcd-cntr_Panama_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Panama_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PA</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_PapuaNewGuinea" xlink:label="int-gcd-cntr_PapuaNewGuinea" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_PapuaNewGuinea" xlink:to="int-gcd-cntr_PapuaNewGuinea_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_PapuaNewGuinea_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PG</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Paraguay" xlink:label="int-gcd-cntr_Paraguay" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Paraguay" xlink:to="int-gcd-cntr_Paraguay_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Paraguay_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PY</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Peru" xlink:label="int-gcd-cntr_Peru" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Peru" xlink:to="int-gcd-cntr_Peru_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Peru_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PE</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Philippines" xlink:label="int-gcd-cntr_Philippines" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Philippines" xlink:to="int-gcd-cntr_Philippines_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Philippines_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PH</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Pitcairn" xlink:label="int-gcd-cntr_Pitcairn" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Pitcairn" xlink:to="int-gcd-cntr_Pitcairn_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Pitcairn_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PN</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Poland" xlink:label="int-gcd-cntr_Poland" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Poland" xlink:to="int-gcd-cntr_Poland_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Poland_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PL</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Portugal" xlink:label="int-gcd-cntr_Portugal" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Portugal" xlink:to="int-gcd-cntr_Portugal_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Portugal_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PT</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
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    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_PuertoRico" xlink:label="int-gcd-cntr_PuertoRico" />
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    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_PuertoRico_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Qatar" xlink:label="int-gcd-cntr_Qatar" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Qatar" xlink:to="int-gcd-cntr_Qatar_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Qatar_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>QA</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Reunion" xlink:label="int-gcd-cntr_Reunion" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Reunion" xlink:to="int-gcd-cntr_Reunion_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Reunion_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>RE</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Romania" xlink:label="int-gcd-cntr_Romania" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Romania" xlink:to="int-gcd-cntr_Romania_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Romania_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>RO</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_RussianFederation" xlink:label="int-gcd-cntr_RussianFederation" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_RussianFederation" xlink:to="int-gcd-cntr_RussianFederation_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_RussianFederation_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>RU</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Rwanda" xlink:label="int-gcd-cntr_Rwanda" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Rwanda" xlink:to="int-gcd-cntr_Rwanda_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Rwanda_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>RW</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SaintHelena" xlink:label="int-gcd-cntr_SaintHelena" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SaintHelena" xlink:to="int-gcd-cntr_SaintHelena_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SaintHelena_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SH</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SaintLucia" xlink:label="int-gcd-cntr_SaintLucia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SaintLucia" xlink:to="int-gcd-cntr_SaintLucia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SaintLucia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>LC</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SaintPierreMiquelon" xlink:label="int-gcd-cntr_SaintPierreMiquelon" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SaintPierreMiquelon" xlink:to="int-gcd-cntr_SaintPierreMiquelon_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SaintPierreMiquelon_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>PM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SaintsKittsNevis" xlink:label="int-gcd-cntr_SaintsKittsNevis" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SaintsKittsNevis" xlink:to="int-gcd-cntr_SaintsKittsNevis_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SaintsKittsNevis_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>KN</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SaintVincentGrenadines" xlink:label="int-gcd-cntr_SaintVincentGrenadines" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SaintVincentGrenadines" xlink:to="int-gcd-cntr_SaintVincentGrenadines_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SaintVincentGrenadines_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>VC</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Samoa" xlink:label="int-gcd-cntr_Samoa" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Samoa" xlink:to="int-gcd-cntr_Samoa_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Samoa_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>WS</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SanMarino" xlink:label="int-gcd-cntr_SanMarino" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SanMarino" xlink:to="int-gcd-cntr_SanMarino_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SanMarino_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SaoTomePrincipe" xlink:label="int-gcd-cntr_SaoTomePrincipe" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SaoTomePrincipe" xlink:to="int-gcd-cntr_SaoTomePrincipe_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SaoTomePrincipe_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>ST</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SaudiArabia" xlink:label="int-gcd-cntr_SaudiArabia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SaudiArabia" xlink:to="int-gcd-cntr_SaudiArabia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SaudiArabia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SA</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Senegal" xlink:label="int-gcd-cntr_Senegal" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Senegal" xlink:to="int-gcd-cntr_Senegal_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Senegal_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SN</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SerbiaMontenegro" xlink:label="int-gcd-cntr_SerbiaMontenegro" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SerbiaMontenegro" xlink:to="int-gcd-cntr_SerbiaMontenegro_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SerbiaMontenegro_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CS</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Seychelles" xlink:label="int-gcd-cntr_Seychelles" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Seychelles" xlink:to="int-gcd-cntr_Seychelles_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Seychelles_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SC</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SierraLeone" xlink:label="int-gcd-cntr_SierraLeone" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SierraLeone" xlink:to="int-gcd-cntr_SierraLeone_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SierraLeone_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SL</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Singapore" xlink:label="int-gcd-cntr_Singapore" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Singapore" xlink:to="int-gcd-cntr_Singapore_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Singapore_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SG</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Slovakia" xlink:label="int-gcd-cntr_Slovakia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Slovakia" xlink:to="int-gcd-cntr_Slovakia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Slovakia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SK</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Slovenia" xlink:label="int-gcd-cntr_Slovenia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Slovenia" xlink:to="int-gcd-cntr_Slovenia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Slovenia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SI</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SolomonIslands" xlink:label="int-gcd-cntr_SolomonIslands" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SolomonIslands" xlink:to="int-gcd-cntr_SolomonIslands_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SolomonIslands_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SB</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
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    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Somalia" xlink:label="int-gcd-cntr_Somalia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Somalia" xlink:to="int-gcd-cntr_Somalia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Somalia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SO</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
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    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SouthAfrica" xlink:label="int-gcd-cntr_SouthAfrica" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SouthAfrica" xlink:to="int-gcd-cntr_SouthAfrica_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SouthAfrica_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>ZA</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SouthGeorgiaSouthSandwichIslands" xlink:label="int-gcd-cntr_SouthGeorgiaSouthSandwichIslands" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SouthGeorgiaSouthSandwichIslands" xlink:to="int-gcd-cntr_SouthGeorgiaSouthSandwichIslands_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SouthGeorgiaSouthSandwichIslands_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GS</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
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    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Spain" xlink:label="int-gcd-cntr_Spain" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Spain" xlink:to="int-gcd-cntr_Spain_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Spain_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>ES</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SriLanka" xlink:label="int-gcd-cntr_SriLanka" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SriLanka" xlink:to="int-gcd-cntr_SriLanka_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SriLanka_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>LK</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
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    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Sudan" xlink:label="int-gcd-cntr_Sudan" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Sudan" xlink:to="int-gcd-cntr_Sudan_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Sudan_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SD</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Suriname" xlink:label="int-gcd-cntr_Suriname" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Suriname" xlink:to="int-gcd-cntr_Suriname_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Suriname_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SvalbardJanMayen" xlink:label="int-gcd-cntr_SvalbardJanMayen" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SvalbardJanMayen" xlink:to="int-gcd-cntr_SvalbardJanMayen_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SvalbardJanMayen_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SJ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Swaziland" xlink:label="int-gcd-cntr_Swaziland" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Swaziland" xlink:to="int-gcd-cntr_Swaziland_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Swaziland_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SZ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Sweden" xlink:label="int-gcd-cntr_Sweden" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Sweden" xlink:to="int-gcd-cntr_Sweden_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Sweden_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SE</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Switzerland" xlink:label="int-gcd-cntr_Switzerland" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Switzerland" xlink:to="int-gcd-cntr_Switzerland_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Switzerland_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>CH</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_SyrianArabRepublic" xlink:label="int-gcd-cntr_SyrianArabRepublic" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_SyrianArabRepublic" xlink:to="int-gcd-cntr_SyrianArabRepublic_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_SyrianArabRepublic_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>SY</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_TaiwanProvinceChina" xlink:label="int-gcd-cntr_TaiwanProvinceChina" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_TaiwanProvinceChina" xlink:to="int-gcd-cntr_TaiwanProvinceChina_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_TaiwanProvinceChina_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TW</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Tajikistan" xlink:label="int-gcd-cntr_Tajikistan" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Tajikistan" xlink:to="int-gcd-cntr_Tajikistan_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Tajikistan_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TJ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_TanzaniaUnitedRepublic" xlink:label="int-gcd-cntr_TanzaniaUnitedRepublic" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_TanzaniaUnitedRepublic" xlink:to="int-gcd-cntr_TanzaniaUnitedRepublic_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_TanzaniaUnitedRepublic_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TZ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Thailand" xlink:label="int-gcd-cntr_Thailand" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Thailand" xlink:to="int-gcd-cntr_Thailand_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Thailand_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TH</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Timor-Leste" xlink:label="int-gcd-cntr_Timor-Leste" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Timor-Leste" xlink:to="int-gcd-cntr_Timor-Leste_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Timor-Leste_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TL</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Togo" xlink:label="int-gcd-cntr_Togo" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Togo" xlink:to="int-gcd-cntr_Togo_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Togo_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TG</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Tokelau" xlink:label="int-gcd-cntr_Tokelau" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Tokelau" xlink:to="int-gcd-cntr_Tokelau_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Tokelau_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TK</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Tonga" xlink:label="int-gcd-cntr_Tonga" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Tonga" xlink:to="int-gcd-cntr_Tonga_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Tonga_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TO</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_TrinidadTobago" xlink:label="int-gcd-cntr_TrinidadTobago" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_TrinidadTobago" xlink:to="int-gcd-cntr_TrinidadTobago_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_TrinidadTobago_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TT</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Tunisia" xlink:label="int-gcd-cntr_Tunisia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Tunisia" xlink:to="int-gcd-cntr_Tunisia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Tunisia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TN</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Turkey" xlink:label="int-gcd-cntr_Turkey" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Turkey" xlink:to="int-gcd-cntr_Turkey_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Turkey_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TR</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Turkmenistan" xlink:label="int-gcd-cntr_Turkmenistan" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Turkmenistan" xlink:to="int-gcd-cntr_Turkmenistan_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Turkmenistan_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_TurksCaicosIslands" xlink:label="int-gcd-cntr_TurksCaicosIslands" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_TurksCaicosIslands" xlink:to="int-gcd-cntr_TurksCaicosIslands_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_TurksCaicosIslands_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TC</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Tuvalu" xlink:label="int-gcd-cntr_Tuvalu" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Tuvalu" xlink:to="int-gcd-cntr_Tuvalu_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Tuvalu_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>TV</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Uganda" xlink:label="int-gcd-cntr_Uganda" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Uganda" xlink:to="int-gcd-cntr_Uganda_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Uganda_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>UG</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Ukraine" xlink:label="int-gcd-cntr_Ukraine" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Ukraine" xlink:to="int-gcd-cntr_Ukraine_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Ukraine_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>UA</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_UnitedArabEmirates" xlink:label="int-gcd-cntr_UnitedArabEmirates" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_UnitedArabEmirates" xlink:to="int-gcd-cntr_UnitedArabEmirates_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_UnitedArabEmirates_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>AE</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_UnitedKingdom" xlink:label="int-gcd-cntr_UnitedKingdom" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_UnitedKingdom" xlink:to="int-gcd-cntr_UnitedKingdom_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_UnitedKingdom_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>GB</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_UnitedStatesMinorOutlyingIslands" xlink:label="int-gcd-cntr_UnitedStatesMinorOutlyingIslands" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_UnitedStatesMinorOutlyingIslands" xlink:to="int-gcd-cntr_UnitedStatesMinorOutlyingIslands_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_UnitedStatesMinorOutlyingIslands_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>UM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_UnitedStates" xlink:label="int-gcd-cntr_UnitedStates" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_UnitedStates" xlink:to="int-gcd-cntr_UnitedStates_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_UnitedStates_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>US</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Uruguay" xlink:label="int-gcd-cntr_Uruguay" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Uruguay" xlink:to="int-gcd-cntr_Uruguay_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Uruguay_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>UY</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Uzbekistan" xlink:label="int-gcd-cntr_Uzbekistan" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Uzbekistan" xlink:to="int-gcd-cntr_Uzbekistan_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Uzbekistan_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>UZ</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Vanuatu" xlink:label="int-gcd-cntr_Vanuatu" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Vanuatu" xlink:to="int-gcd-cntr_Vanuatu_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Vanuatu_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>VU</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Venezuela" xlink:label="int-gcd-cntr_Venezuela" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Venezuela" xlink:to="int-gcd-cntr_Venezuela_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Venezuela_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>VE</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_VietNam" xlink:label="int-gcd-cntr_VietNam" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_VietNam" xlink:to="int-gcd-cntr_VietNam_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_VietNam_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>VN</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_VirginIslandsBritish" xlink:label="int-gcd-cntr_VirginIslandsBritish" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_VirginIslandsBritish" xlink:to="int-gcd-cntr_VirginIslandsBritish_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_VirginIslandsBritish_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>VG</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_VirginIslandsU.S." xlink:label="int-gcd-cntr_VirginIslandsU.S." />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_VirginIslandsU.S." xlink:to="int-gcd-cntr_VirginIslandsU.S._ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_VirginIslandsU.S._ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>VI</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_WallisFutuna" xlink:label="int-gcd-cntr_WallisFutuna" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_WallisFutuna" xlink:to="int-gcd-cntr_WallisFutuna_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_WallisFutuna_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>WF</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_WesternSahara" xlink:label="int-gcd-cntr_WesternSahara" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_WesternSahara" xlink:to="int-gcd-cntr_WesternSahara_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_WesternSahara_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>EH</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Yemen" xlink:label="int-gcd-cntr_Yemen" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Yemen" xlink:to="int-gcd-cntr_Yemen_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Yemen_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>YE</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Zambia" xlink:label="int-gcd-cntr_Zambia" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Zambia" xlink:to="int-gcd-cntr_Zambia_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Zambia_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>ZM</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
    <loc xlink:type="locator" xlink:href="int-gcd-cntr-2005-08-15.xsd#int-gcd-cntr_Zimbabwe" xlink:label="int-gcd-cntr_Zimbabwe" />
    <referenceArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-reference" xlink:from="int-gcd-cntr_Zimbabwe" xlink:to="int-gcd-cntr_Zimbabwe_ref" />
    <reference xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/reference" xlink:label="int-gcd-cntr_Zimbabwe_ref">
      <int-gcd-ref:ISOName>ISO 3166-1</int-gcd-ref:ISOName>
      <int-gcd-ref:Code>ZW</int-gcd-ref:Code>
      <int-gcd-ref:Date>2005-08-15</int-gcd-ref:Date>
    </reference>
  </referenceLink>
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