[h=2]Here's how much gold would be worth if it backed all the debt in the world[/h] Ever wonder how much gold has ever been exhumed in the history of the world? The GFMS Gold Survey estimates that the total amount is approximately 183,600 tonnes, or 5.9 billion ounces. If we take that figure and multiply it by the closing price on June 16, $1,181 per ounce, we find that the value of all gold comes within a nugget’s throw of $7 trillion.