Mineweb reports that the top 20 mining stocks in the world have lost an average of 74% of the value from their peaks, equal to $1.1 trillion.
The world's top 20 oil and gas companies are down only 60% from their highs, with a loss of $2.2 trillion. But if you think your stocks are trash, consider major Russian oil companies which have lost 76-81% of their values.