Here is a listening task from VOA Special English. It is about the census. You need to know some of the words in this text because it is similar to the ones used in the census form in Australia.
http://www.voanews.com/learningenglish/home/Census-Findings-Show-Changes-in-US-Population-117899239.html
Here is a great resource from the ABS in Australia.
http://www.abs.gov.au/websitedbs/cashome.nsf//Home/Entry+Page.es?opendocument#from-banner=GT
