2004/04/23
Market,  AdvIssues, DeclIssues, UnchIssues,     AdvVol,    DeclVol,    UnchVol
  NYSE,       1077,       1993,        136,  604060472,  917956900,   26818829
  AMEX,        372,        429,         76,  165696634,   66332509,    9927770
NASDAQ,       1432,       1671,        142, 1215538603,  657014076,   48032707