Changes to the child support population: Distributional Impact Modelling Attachments PDF [108.3 kB]Listen to PDF ZIP [311 kB] Date: 1 April 2010Author: Australian Government Department of Families, Housing, Community Services and Indigenous Affairs This is the latest update to previous analysis, this analysis details changes over the first 12 months’ operation of the new child support formula. Last updated: 30 April 2012 - 8:30pm