2014 console sales

[zorg1000]

Egann said:

3DS: 19 M
Wii U: 11 M
PS4: 10 M
360: 6 M
X1: 5M
PS3: 4 M
Vita: 4 M
DS: 1.5 M. Sales surge on discontinue announcement in Q2.
PSP: 1 M. Discontinued Q3. *10% chance of summer fire-sales making figures wonky*
Wii: 0.5 M. Discontinued Q2

Most of ur numbers look good except for PS3, why the massive drop?