ProShares 2x leveraged Silver ETF AGQ has been the best performer since Dec 2008. Silver has benefited from both an overall rising stock market and falling USD because of its industrial and precious metal aspects.
However, since Gold's high and USD low in DEC, Silver has been the worst performer:
However, note how the precious metals are starting to curl up while the USD is starting to curl down since Feb. In fact it looks like the S&P 500 is leading and precious metals are following ... for the time being