The United States Census Bureau has been a bit on edge ever since Congress suggested gutting theĀ American Community Survey. So, in an effort to prove their worth, the Census has launched an online PR initiative called How Do We Know, which includes this nifty infographic just in time for Independence Day.

Infographic describing the key comparisons between the years 1940 and 2010

May the US Census Bureau and the rest of America have a happy, healthy 4th of July!