Hardware LTD shipments:
PS3: 60,000
360: 50,000
Wii: 50,000

Total Video Game Market Value 2007:
650,000,000 $

PC: 450,000,000 $ (Ranked #5 in the world)
Console: 200,000,000 $

Piracy rates:
PS2: 90%
360: 50%
Wii: 30%

Link