20090507 Market, AdvIssues, DecIssues, UncIssues, AdvVol, DeclVol, UnchVol, NewHis, NewLows NYSE, 1085, 2020, 67, 607166000, 1346261000, 6572000, 8, 6 AMEX, 255, 302, 59, 9204000, 8527000, 1370000, 8, 3 NASDAQ, 911, 1857, 114, 648359000, 2532007000, 42080000, 18, 5