Will Mario Kart 8 Have the Highest Attach Ratio of Any 8th Gen Game?

[Skullwaker]

tak13 said:

Correct something!It's 9.2m* wii u not 9.1*!
Also New super mario bros u (5m+) currently has bigger attach rate but mario kart 8 should pass it soon!

Where's the 9.2m figure coming from? VGChartz currently has it at 9,100,605 as of January 31st, 2015.