Oyvoyvoyv on 19 April 2008
All but 2 of the softwares are within 15% of each other.
SSBB is a little more than 15% lower on VGC than NPD
Cod 4 is about double on VGC.
http://www.vgchartz.com/games/userreviewdisp.php?id=261
That is VGChartz LONGEST review. And it's NOT Cute Kitten DS