PS1: 299 dollars for 461 games = $0.65 dollars per game
PS2: 299 dollars for 515 games = $0.58 dollars per game
PS3: 599 dollars for 108 games = $8.88 dollars per game
PS4: 399 dollars for 58 games = $6.88 dollars per game
PS5: 549 dollars for 21 games = $26.14 dollars per game