2004/05/12
Market,  AdvIssues, DeclIssues, UnchIssues,     AdvVol,    DeclVol,    UnchVol
  NYSE,       1585,       1495,        155,  930557371,  887243629,   41031150
  AMEX,        381,        438,         68,  403832249,   64815190,   11738350
NASDAQ,       1408,       1712,        138,  670824086, 1109479025,   83848007