20081223 Market, AdvIssues, DecIssues, UncIssues, AdvVol, DeclVol, UnchVol, NewHis, NewLows NYSE, 1233, 1884, 94, 297638000, 660199000, 22551000, 1, 51 AMEX, 275, 352, 52, 6817000, 7653000, 1711000, 0, 40 NASDAQ, 1052, 1839, 117, 388782000, 904329000, 11408000, 9, 81