Polyphony Digital released their latest figures showing that Gran Turismo PSP sold 1.8 million copies. This also helped put the Gran Turismo series numbers to over 55 million units sold.

Here are the sale numbers

• The original Gran Turismo has sold 10,850,000 units
• Gran Turismo 2 has sold 9,370,000 units
• Gran Turismo 3 A-spec on the PS2 managed to sell 14,890,000 units
• Gran Turismo Concept Series sold 1,560,000 units
• Gran Turismo 4 "Prologue" invaded 1,350,000 homes
• Gran Turismo 4 has been a heck of an earner, selling 10,980,000 units
• Gran Turismo 5 "Prologue" brought the series to the PS3 by selling 4,650,000 units
• Gran Turismo PSP recently recorded sales of 1,800,000 units

So the total in the last 10 years, the Gran Turismo series has sold a total of 55,450,000 units. The series has even been entered into the Guinness World book of Records.