2003/05/20
Market,  AdvIssues, DeclIssues, UnchIssues,     AdvVol,    DeclVol,    UnchVol
  NYSE,       1695,       1342,        172,  758721219,  889214283,   19181305
  AMEX,        313,        349,         46,  262301410,   65223014,    6730500
NASDAQ,       1469,       1615,        121,  648163508, 1002911131,   21261264