Can Mario Kart 7 Hit 15Mil Lifetime in Sales?

[gabzjmm23]

gabzjmm23 said:
planning to buy this game within the year.

got the Mario Kart 7 digital code for free last year.  forgot the exact month though.  it is a good handheld game until MK8 deluxe came into the picture.  where are we in terms of sales?