<?xml version="1.0" encoding="utf-8"?>

<!-- This file is part of the Dutch Taxonomy            -->
<!-- Intellectual Property State of the Netherlands     -->
<!-- Version NTP Version 1.1                            -->
<!-- Released by Dutch Taxonomy Project www.xbrl-ntp.nl -->
<!-- Release date Thu Mar  8 11:45:48 GMT 2007   -->
 
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    <loc xlink:type="locator" xlink:href="http://xbrl.iasb.org/int/fr/ifrs/gp/2005-05-15/ifrs-gp-2005-05-15.xsd#ifrs-gp_RevenueTotalByNature" xlink:label="ifrs-gp_RevenueTotalByNature"/>
    <loc xlink:type="locator" xlink:href="../../bedrijven/cbs-bedrijven.xsd#cbs-bedr_NetTurnoverHome" xlink:label="cbs-bedr_NetTurnoverHome"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ifrs-gp_RevenueTotalByNature" xlink:to="cbs-bedr_NetTurnoverHome" order="1" weight="1" use="optional"/>
    <loc xlink:type="locator" xlink:href="../../bedrijven/cbs-bedrijven.xsd#cbs-bedr_NetTurnoverAbroad" xlink:label="cbs-bedr_NetTurnoverAbroad"/>
    <calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ifrs-gp_RevenueTotalByNature" xlink:to="cbs-bedr_NetTurnoverAbroad" order="2" weight="1" use="optional"/>
  </calculationLink>
</linkbase>
