The 10-City and 20-City Composites tracked as part of the S&P/Case-Shiller Home Price Indices showed improvements in February. For the first time since December 2006, the annual rates of changes for the two Composites were positive, although 11 of the 20 metro areas experienced year-over-year declines. The 10-City Composite rose 1.4 percent in February compared with a year ago, and the 20-City Composite increased 0.6 percent compared with February 2009.  Eighteen of the 20 metro areas and both Composites showed an improvement in February compared with January.