On topic, I think than the time isnt very important, because of the 10 360 games, 8 were released after the wii release, or at least, 2 or 3 weeks before. If the games of the wii stil selling of that way, 7 or 8 fp games, it will be hard find a good games without mario and company.
End of 2011 (made 02/01/11)
Wii: 99.453 m
Xbox 360: 67.837 m
Ps 3: 60.726 m
Best Games/Serie of the Generation