20070730 Market, AdvIssues, DecIssues, UncIssues, AdvVol, DeclVol, UnchVol, NewHis, NewLows NYSE, 2125, 1225, 72, 1521377000, 490553000, 16274000, 19, 413 AMEX, 645, 548, 81, 28468000, 13178000, 1463000, 21, 77 NASDAQ, 1711, 1371, 103, 1566286000, 731156000, 12725000, 37, 273