How close will PS3/X360 come to lifetime Wii sales?

[Conegamer]

I reckon pretty close:

LT:

Wii- 105-115mil
PS3- 90-95mil (Around 20mil behind)
350- 90-100mil (Around 20mil behind)

So anywhere between 15 and 20mil will seperate all the consoles in the end I think.