Real rolling gold returns compared to stocks

"For the period 1928-2012, the average annual compound real return of stocks = 6.0% and gold = 2.2%. However, the price of gold was controled by the government until the mid-70s when the US finally abandoned the gold standard. For the period 1976-2012, the average returns were stocks = 6.7% and gold = 2.5%."

http://visualizingeconomics.com/blog/2013/6/17/rolling-gold-returns