U.S. housing starts dropped 8.1% in September from August to a seasonally adjusted annual rate of 1.439 million, including a drop in single-family starts of 4.7% to 892,000 and a decline in multi-family starts of 13.1% to 530,000, according to the U.S. Census Bureau and U.S. Dept. of Housing and Urban Development monthly new residential construction report…