Well perhaps 360 = how many exclusive games will go from PS3 to either 360 or multi plat.
Mil. Sellers:
Wii: 25 titles 101.4 mil total avg 4 mil per title
PS3: 14 titles 28.6 mil total avg ~2 mil per title
360: 41 titles 89.8 mil total avg >2 mil per title