Organization for Economic Cooperation and Development (OECD)

• Education at a Glance, 2008
• OECD Education Database, 2006

U.S. Department of Commerce, Census Bureau, Current Population Survey (CPS)

• American Community Survey (ACS), 2000-07
• Annual Social and Economic Supplement, 1996-2008
• March Supplement, selected years, 1971-2008
• November Supplement, 1979 and 1989
• October Supplement, selected years, 1970-2007
• Small Area Income & Poverty Estimates, 1997-98, and 1999-2000 to 2005-06

U.S. Department of Education, Office for Civil Rights, Civil Rights Data Collection, 2006

U.S. Department of Education, Office of Special Education and Rehabilitative Services

• Annual Report to Congress on the Implementation of the Individuals with Disabilities Education Act, selected years, 1977 through 2006
• Individuals with Disabilities Education Act (IDEA) database