2004/12/23
Market,  AdvIssues, DeclIssues, UnchIssues,     AdvVol,    DeclVol,    UnchVol
  NYSE,       1697,       1316,        162,  611037867,  433397426,   26494670
  AMEX,        499,        340,         84,  118257321,   28107770,   18510550
NASDAQ,       1696,       1359,        160,  873622098,  490384782,   63300916