The Federal government produces massive quantities of statistical data. In addition to producing reports and databases on specific groups of people or industries, the government makes its data available for other entities to use for their own purposes. Data USA is a good example of a project that has tried to make government data a bit more user-friendly:
stated purpose of the site is "to understand and visualize the critical
issues facing the United States in areas like jobs, skills and
education across industry and geography. And, to use this knowledge to
inform decision making among executives, policymakers and citizens."
So, if you're trying to make a decision of some sort, maybe this site