BlindSight on 20 November 2007
Someone asked for someone to put together an attach rate for the releases this week which is the same thing you are asking for. If you check the other post, I posted a list of the top 10 releases last week based on the percentage of system owners that bought the game.
http://www.vgchartz.com/forum/thread.php?id=10452&start=0#end
