Photo by Edward Hoover Foreclosure activity in the District of Columbia was down 39.31 percent in the first quarter of 2010 compared to the same time last year, and down 16.58 percent from the previous quarter, according to the latest data from RealtyTrac. In March alone, foreclosures were down 12.36 percent compared to February, and down 52.44 from the same month in 2009. This is in direct contrast to the national trend, which saw…