According to the U.S. Census Bureau and the Department of Housing and Urban Development's jointly announced new residential construction statistics for May 2010, privately-owned housing units authorized by building permits in May were at a seasonally adjusted annual rate of 574,000. This is 5.9 percent (±2.2%) below the revised April rate of 610,000, but is 4.4 percent (±2.6%) above the May 2009 estimate of 550,000. Single-family authorizations in May were at a rate of 438,000; this is 9.9 percent (±2.1%) below the revised April figure of 486,000. Authorizations of units in buildings with five units or more were at a...