The authoritative and comprehensive summary of statistics on the social, political, and economic conditions of the United States. The online version includes monthly updates to tables, deep searching at the line-item level, powerful facets for narrowing search results, and image and spreadsheet versions of all current and historical tables.
Project Tycho® is a project at the University of Pittsburgh to advance the availability and use of public health data for science and policy making. Currently, the Project Tycho® database includes data from all weekly notifiable disease reports for the United States dating back to 1888. These data are freely available to anybody interested. Additional U.S. and international data will be released twice yearly.
Registration required. See link on Project Tycho welcome page.