Estimates of the Unauthorized Immigrant Population Residing in the United States: January 2008
"...In summary, the number of unauthorized immigrants living in the United States declined from 11.8 million in January 2007 to 11.6 million in January 2008. The 2008 estimate marks the first time since 2005 when DHS began producing annual estimates that there was not a year-to-year increase in unauthorized residents. During the 2000-2008 period, the unauthorized immigrant population increased by 37 percent..."