Here's a short list of top-performing ETFs on a year-to-date basis, through April 23, 2008, and some ETFs with weaker results:
HOT o U.S. Natural Gas (UNG) +45.2% o PowerShares DB Energy (DBE) +27.9% o iShares S&P GSCI Commodity (GSG) +22.7% o S&P Oil & Gas Exploration and Production (XOP) +15.5% o S&P Metals & Mining (XME) +14.9% o S&P Homebuilders (XHB) +13.6% o CurrencyShares Swiss Franc (FXF) +11.6%