This tool is the authoritative and comprehensive summary of statistics on the social, political, and economic organization of the United States. Sources of data include the Census Bureau, Bureau of Labor Statistics, Bureau of Economic Analysis, and many other Federal agencies and private organizations. The current edition includes some charts that extend back to the 18th century as well as projections into the next 50 years.(Updated monthly) NOTE: See earlier years of the Statistical Abstract of the United States at: http://www.census.gov/compendia/statab/past_years.html