Unauthorized Immigrant Population, by Age and Duration of Residence in the U.S., and Their U.S.-Born Children, 1995-2013 Unauthorized Immigrant Population, by Age, Status, Duration of Residence in the U.S. and Presence of Children, and Their U.S.-Born Children, 2012 Unauthorized Adults, by Status, Detailed Duration of Residence in the U.S. and Presence of Children, 2012 Unauthorized Adults, by Presence of U.S.-Born Children, 1995-2012