NPD December- Wii sells almost 4 million units

Unreal...

PlayStation 2 333.2K
PlayStation 3 1.36M
PSP 654.7K
Xbox 360 1.31M
Wii 3.81M
Nintendo DS 3.31M

NEW SUPER MARIO BROS. WII WII NINTENDO OF AMERICA Nov-09 2.82M
WII FIT PLUS* WII NINTENDO OF AMERICA Oct-09 2.41M
WII SPORTS RESORT W/ WII MOTION PLUS* WII NINTENDO OF AMERICA Jul-09 1.79M
CALL OF DUTY: MODERN WARFARE 2* 360 ACTIVISION BLIZZARD Nov-09 1.63M
CALL OF DUTY: MODERN WARFARE 2* PS3 ACTIVISION BLIZZARD Nov-09 1.12M
WII PLAY W/ REMOTE WII NINTENDO OF AMERICA Feb-07 1.01M
MARIO KART W/ WHEEL WII NINTENDO OF AMERICA Apr-08 936.1K
ASSASSIN'S CREED II 360 UBISOFT Nov-09 783.1K
LEFT 4 DEAD 2 360 ELECTRONIC ARTS Nov-09 728.5K
MARIO & LUIGI: BOWSER'S INSIDE STORY NDS NINTENDO OF AMERICA Sep-09 656.7K


NSMB Wii goes to 4.21M in the U.S alone.