2007 53% 18% 11% Detroit 2005 16% 31% 7% Harrisburg 1994 33% 57% NA Hartford 2000 23% 59% 15% Howard County (MD) 2010 29% 62% 17% Jacksonville 2002 44% 49% 11% Las Vegas 2005 48% 42% 12% Lehigh Valley (PA) 6 2007 36% 36% 27% Los Angeles 1997 23% 43% NA Martin-St...