2011/04/21 Market, AdvIssues, DecIssues, UncIssues, AdvVol, DeclVol, UnchVol, NewHis, NewLows NYSE, 2000, 1034, 111, 512831000, 284724499, 11702154, 226, 11 AMEX, 258, 212, 29, 11837098, 5122968, 355000, 19, 5 NASDAQ, 1550, 1040, 119, 1241975252, 585838887, 19573000, 142, 20