20080403 Market, AdvIssues, DecIssues, UncIssues, AdvVol, DeclVol, UnchVol, NewHis, NewLows NYSE, 1848, 1299, 93, 744272000, 487662000, 19653000, 55, 13 AMEX, 641, 533, 99, 14430000, 9430000, 1851000, 14, 28 NASDAQ, 1383, 1500, 155, 1173612000, 762597000, 14548000, 17, 51