1878 - present. REF Index Table 1. Earlier editions in the stacks. Annual compendium featuring summary tables from the Census as well as other government agencies and select private organizations. Covers a wide variety of social, economic, and political topics.
Most data is presented at the national level.
Each table includes a citation to the original data source. Although the type of information is similar to printed Census reports, STFs present data in greater subject detail for geographic areas. Each state is assigned a number by the US Census. STF 4 files provide sample data. State specific files providing 100-percent data count for population and housing characteristics.