2006/07/18
Market,  AdvIssues, DeclIssues, UnchIssues,     AdvVol,    DeclVol,    UnchVol
  NYSE,       1766,       1502,        146, 1091963235,  981872665,   26207750
  AMEX,        445,        551,         87,  186537697,   81123443,    6282805
NASDAQ,       1582,       1414,        150, 1167277077,  844556686,   42100029