This excerpt taken from the NDAQ 8-K filed Mar 8, 2006.
*Note: Reflects activity in the NASDAQ Market Center, INET and Brut trading platforms
[Table depicting Touched Market Share NYSE Securities Jun-04 through Feb-06]
Data for touched market share represents total share volume of NYSE-listed securities that are executed on the NASDAQ Market Center, INET or Brut books plus volume of shares routed to other market centers for execution (this includes orders routed via DOT), as a percentage of total consolidated NYSE market volume. (Data includes NYSE-listed ETFs, excludes NASDAQ-listed ETFs and is single counted.)