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
2010 and are not available for 2011. Data for elementary and secondary, postsecondary, and other education are estimated for 2011.
SOURCE: U.S. Department of Education, Budget Service, unpublished tabulations. U.S. Department of Education, National Center for Education Statistics, unpublished tabulations.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 2012. National Science Foundation, Federal Funds for Research and
Development, fiscal years 1967 through 2010.