Data Sources

Employed SEH doctorate holders
National Science Foundation/National Center for Science and Engineering Statistics. Characteristics of Doctoral Scientists and Engineers in the United States.

S&E doctorates awarded
National Science Foundation/National Center for Science and Engineering Statistics. Science and Engineering Doctorate Awards.

SEH postdoctorates in doctorate-granting institutions
National Science Foundation/National Center for Science and Engineering Statistics. Graduate Students and Postdoctorates in Science and Engineering.

SEH graduate students in doctorate-granting institutions
National Science Foundation/National Center for Science and Engineering Statistics. Graduate Students and Postdoctorates in Science and Engineering.

Population
U.S. Department of Commerce, Bureau of the Census. Population Division. See Population Change: Estimates of Resident Population Change for the United States, Regions, States, and Puerto Rico and Region and State Rankings http://www.census.gov/popest/data/state/totals/2011/index.html.

Civilian labor force
U.S. Department of Labor, Bureau of Labor Statistics. Employment status of the civilian noninstitutional population 16 years of age and over by region, division, and state, annual averages. See http://stats.bls.gov/news.release/srgune.toc.htm.

Personal income per capita
U.S. Department of Commerce, Economics and Statistics Administration, Bureau of Economic Analysis. Regional Economic Accounts. Data for state per capita personal income. The original source of personal income per capita data for Puerto Rico is the Puerto Rico Planning Board, Program of Economic and Social Planning, Subprogram of Economic Analysis. For all other personal income per capita data see http://www.bea.gov/iTable/index_regional.cfm.

Total federal expenditures
U.S. Department of Commerce, Bureau of the Census. Consolidated Federal Funds Report (CFFR) series. The CFFR ceased publication after the FY 2010 data were released. See http://www.census.gov/govs/cffr/. U.S. Department of Commerce, Bureau of the Census. Consolidated Federal Funds Report Series. See http://www.census.gov/.

Federal R&D obligations
National Science Foundation/National Center for Science and Engineering Statistics. Federal Funds for Research and Development.

Total R&D performance
National Science Foundation/National Center for Science and Engineering Statistics. National Patterns of R&D Resources.

Industry R&D
National Science Foundation/National Center for Science and Engineering Statistics. Business Research and Development and Innovation Survey.

Academic R&D
National Science Foundation/National Center for Science and Engineering Statistics. Higher Education Research and Development Survey.

SBIR awards
U.S. Small Business Administration, Office of Technology. Small Business Innovation Research Program. (Washington, D.C.). See http://web.sba.gov/tech-net/public/dsp_search.cfm.

Utility patents issued to state residents
U.S. Department of Commerce, U.S. Patent and Trademark Office. Patent by Country, State, and Year: Utility Patents. See http://www.uspto.gov/.

Gross domestic product
U.S. Department of Commerce, Bureau of Economic Analysis. The original source of gross domestic product data for Puerto Rico is the Puerto Rico Planning Board, Program of Economic and Social Planning, Subprogram of Economic Analysis. For all other gross domestic product data see http://www.bea.gov/iTable/index_regional.cfm.