FIGURE 6-1 Research and development shares of US gross domestic product, 1953-2003.

SOURCE: NSF Division of Science Resources Statistics. “National Patterns of Research Development Resources,” annual series. Appendix Table B-9. Available at: http://www.nsf.gov/statistics/nsf05308/sectd.htm.

FIGURE 6-2 Trends in federal research funding by discipline, obligations in billions of constant FY 2004 dollars, FY 1970-FY 2004. Trends in federal research funding show the life sciences increasing rapidly in the late 1990s; funding for research in mathematics, computer sciences, the physical sciences, and engineering remained relatively steady.

SOURCE: American Association for the Advancement of Science. “Trends in Federal Research by Discipline, FY 1970-2004.” Available at: http://www.aaas.org/spp/rd/discip04.pdf.