Prison and Jail Inmates at Midyear 2005, US Department of Justice Bureau of Justice Statistics, May 22, 2006 [reporting that the US prison and jail population added nearly 2.2 million people from mid-2004 to mid-2005 at a rate of 2.6 percent and more than 1,000 new inmates a week]. Read the full text of the report [PDF]. Reported in JURIST's Paper Chase here.