Historical Statistics of the United StatesRevised in 2006 to now include 37,339 data series on population (including vital statistics, immigration and emigration), work and welfare (including labor, slavery, education, health, economic inequality and poverty, social insurance and public assistance), economic structure and performance, business cycles, prices, etc.. This database allows the use to download tables in Excel or in comma-separated values format. It also allows entire groups of tables to be downloaded as a zip file.