2006/07/17
Market,  AdvIssues, DeclIssues, UnchIssues,     AdvVol,    DeclVol,    UnchVol
  NYSE,       1355,       1898,        162,  714487335, 1072194995,   25527885
  AMEX,        323,        660,         76,   26260562,  182157676,    2285300
NASDAQ,       1108,       1904,        146,  787425738,  710240293,   60040310