I have recently been asked if it is possible to update the % Complete data diagrams created with the WBS Modeler Visio 2007 Add-in (http://www.microsoft.com/downloads/details.aspx?FamilyID=34c28a49-e14c-4a7d-8d49-90061fe08ab4&DisplayLang=en).
pocket source: https://blog.bvisual.net/2008/04/24/linking-visio-wbs-modeler-diagrams-to-project/