US Real GDP Chart
Current US Real GDP: 15.93 trillion
US Real GDP for Dec 2013
Mean: 7.10 trillion
Median: 6.15 trillion
Min: 0.78 trillion (Dec 1933)
Max: 15.93 trillion (Dec 2013)

US gross domestic product in trillions of chained 2009 dollars (inflation-adjusted).

Source: US Bureau of Economic Analysis