“There is absolutely a 10-year life cycle for PSP”, says Koller!

[Seece]

Sonic Adventure - 2.5 million
Soulcalibur - 1.3 million
Crazy Taxi - 1.2
Shenmue - 1.2 million
Resident Evil Code: Veronica - 1.14 million
NFL 2K - 1.13 million in the US
NFL 2K1 - 1.01 million in the US

7 Games = 9.5 million


Those are shipped figures to my knowledge, that's just 7 games ...