Immigration and Naturalization Service, 1995 Statistical Yearbook of the Immigration and Naturalization Service (Washington: Government Printing Office, 1997).

Immigration and Naturalization Service, 1996 Statistical Yearbook of the Immigration and Naturalization Service (Washington: Government Printing Office, 1997).

Immigration and Naturalization Service, 1997 Statistical Yearbook of the Immigration and Naturalization Service (Washington: Government Printing Office, 1999).

Immigration and Naturalization Service, 1998 Statistical Yearbook of the Immigration and Naturalization Service (Washington: Government Printing Office, 2000).

Immigration and Naturalization Service, 1999 Statistical Yearbook of the Immigration and Naturalization Service (Washington: Government Printing Office, 2002).

Immigration and Naturalization Service, 2000 Statistical Yearbook of the Immigration and Naturalization Service (Washington: Government Printing Office, 2002).

Immigration and Naturalization Service, 2001 Statistical Yearbook of the Immigration and Naturalization Service (Washington: Government Printing Office, 2003).

Department of Homeland Security, 2002 Yearbook of Immigration Statistics (Washington: Government Printing Office, 2003).

Department of Homeland Security, 2003 Yearbook of Immigration Statistics (Washington: Government Printing Office, 2004).

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