2004/04/19
Market,  AdvIssues, DeclIssues, UnchIssues,     AdvVol,    DeclVol,    UnchVol
  NYSE,       1531,       1516,        147,  663398485,  637218876,   15250500
  AMEX,        407,        391,         77,  143616721,   61546760,   33737400
NASDAQ,       1768,       1370,        129, 1263018600,  385451983,   19899918