2005/05/06
Market,  AdvIssues, DeclIssues, UnchIssues,     AdvVol,    DeclVol,    UnchVol
  NYSE,       1492,       1517,        143,  803360260,  815469590,   83927000
  AMEX,        420,        400,         88,   67113350,  144921940,    4810300
NASDAQ,       1548,       1405,        164,  962390801,  546316001,   28295372