NOTE: The increase in postsecondary expenditures in 2006 resulted primarily from
an accounting adjustment. Data for research at educational institutions are estimated
for 2010 and 2011 and are not available for 2012. Data for elementary and secondary,
postsecondary, and other education are estimated for 2012.
SOURCE: U.S. Department of Education, Budget Service, unpublished tabulations.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Department of Education, National Center for Education Statistics, unpublished tabulations.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 2013. National Science Foundation, Federal Funds for Research
and Development, fiscal years 1967 through 2011.