2002/04/12
Market,  AdvIssues, DeclIssues, UnchIssues,     AdvVol,    DeclVol,    UnchVol
  NYSE,       2050,       1024,        370,  950059010,  534756450,   10211840
  AMEX,        442,        269,        259,  128195565,   19674630,    2578800
NASDAQ,       2291,       1171,        576, 1165130100,  337763600,   23921000