File:Christian pie chart ARIS 2008.png

Summary
Yes, this joke has been done before:


 * http://www.whydontyou.org.uk/blog/2009/01/19/jeremy-whines/
 * http://fourdollarsalmostfive.blogspot.com/2010/10/religious-intolerance-rife-in-usa.html
 * http://anythingbuttheist.blogspot.com/2009/09/christianity-and-persecution.html

Benefits of this version:


 * It's accurate as of 2008 and has a source for the data
 * It's open source/creative commons
 * It's not a fucking jpeg