Where are you from, yushire? (Please don't say U.S/UK.)
Anyway, I think vgchartz is probably close to the real Wii numbers.
Just wait for the rest of the numbers and we'll see if Nintendomination is dwindling.
3DS FC: 1306 6473 7511
Nintendod Network ID: xsorenx
Add me for Pokemon, New Leaf, and Fire Emblem, Mario Kart 8.