Well, I doubt it would be as low as 1.09 mil. I'm sure retailers ordered more because of the price cut and its initial boost. So, 1.4-1.5 mil may be right.
I did think 1.5M would be more likely but after NPD showing wii was majorly over tracked I had second thoughts and lowered my prediction.
Buying in 2015: Captain toad: treasure tracker,
yoshi woolly world
majora's mask 3d