@Gnizmo
VGChartz has 360 at 5.5 million after 52 weeks ...
http://vgchartz.com/hwlaunch.php?cons1=X360®1=All&cons2=X360®2=All&cons3=X360®3=All&weeks=52
Xbox 360 had an awful first year but most people ignored it due to it being the only current-gen console out. 360 then increased it's sales during its 2nd year, and has again for its 3rd year ...