During their big press conference earlier today at Gamescom, Sony took the time to reveal some facts, figures and numbers for both the PlayStation family of consoles as well as the PlayStation Network.

Disclosed were the lifetime sales figures for the PlayStation 2, PlayStation 3 and PlayStation Portable. Those numbers (and these are worldwide figures) are:

PS2: 138 million
PSP: 52.9 million
PS3: 23.7 million

As for the PlayStation Network, it was announced that it has generated $280 million in revenue since launching, and that Home has now been downloaded by 7.5 million users.

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