7. The Short S&P SmallCap 600 ProShares ( SBB) is inversely related to the S&P Small Cap 600 Index. Topping all other ETFs on the list, this fund pulled in 13.21% as it bet against companies like Waste Connections ( WCN), Piedmont Natural Gas ( PNY) and Flowers Foods ( FLO).

8. While it is not possible for an ETF to own every single U.S. bond in existence, the Vanguard Total Bond Market ETF ( BND) ended the period up 4.57% tracking the Lehman Brothers Aggregate Bond Index. It's modeled to approximate the performance of a wide variety of U.S. fixed-income securities.

9. The second inverse, or short, stock ETF to make the list is the Short Russell2000 ProShares ( RWM). It appreciated 12.43% as the 1,960 members of the Russell 2000 Index fell. The aggregate price-to-earnings ratio of this index is currently negative as the accumulated losses from these companies outweigh the earnings. Some of the higher-priced stocks in the index are Seaboard Corp ( SEB), Alexander's ( ALX), United Therapeutics ( UTHR) and Deckers Outdoor ( DECK).

10. Lastly, Vanguard Short Term Bond ETF ( BSV) inched up 5.41% on investments tracking the Lehman Brothers 1-5 Year Government/Credit Index of government, U.S. corporate and investment grade international debt with maturities of five years of less.

For more information, check out an explanation of our ratings.
Kevin Baker became the senior financial analyst for TSC Ratings upon the August 2006 acquisition of Weiss Ratings by TheStreet.com, covering mutual funds. He joined the Weiss Group in 1997 as a banking and brokerage analyst. In 1999, he created the Weiss Group's first ratings to gauge the level of risk in U.S. equities. Baker received a B.S. degree in management from Rensselaer Polytechnic Institute and an M.B.A. with a finance specialization from Nova Southeastern University.

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