2006/05/16
Market,  AdvIssues, DeclIssues, UnchIssues,     AdvVol,    DeclVol,    UnchVol
  NYSE,       1686,       1550,        149,  902973435, 1083573685,   18207285
  AMEX,        489,        513,         67,  116945563,  139948730,    2794195
NASDAQ,       1554,       1502,        140,  726195059, 1313592825,   38986782