NOTE: The increase in postsecondary expenditures in 2006 resulted primarily from an accounting adjustment. Data for research at educational institutions are estimated for 2009 and not available for 2010. Data for 2010 for elementary and secondary, postsecondary, and other education are estimated.
SOURCE: U.S. Department of Education, Budget Service, unpublished tabulations. U.S. Department of Education, National Center for Education Statistics, unpublished tabulations. U.S. Office of Management and Budget, Budget of the U.S. Government, Appendix, fiscal years 1967 through 2011.National Science Foundation, Federal Funds for Research and Development, fiscal years 1965 through 2009.
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