2009/12/21 Market, AdvIssues, DecIssues, UncIssues, AdvVol, DeclVol, UnchVol, NewHis, NewLows NYSE, 2199, 852, 114, 816542000, 189391116, 7022000, 290, 4 AMEX, 259, 236, 54, 8812000, 5748052, 537000, 16, 5 NASDAQ, 1811, 905, 119, 1320364000, 478723000, 16226850, 141, 17