TWRoO,
PS2 launched in March 2000. Was selling for 10 months.
PS3 launched in November 2006. Was selling for 1,5 month.
10 months of 2000 close to 1 year? YES.
1,5 month of 2006 close to 1 year? NO.
12 months of 2007 close to 1 year? YES.
Overall:
2000 PS2 = 2007 PS3 - 1st YEAR.
2001 PS2 = 2008 PS3 - 2nd YEAR.
Anyway, i gave ANSWER to koffieboon QUESTION.
And i ANSWERED YOU.
So far,
PS3 (NA+EU) sales in 2008 = PS2 (NA+EU) sales in 2001 - TRUE.
And then i wrote about Japan.
Every 5 seconds on earth one child dies from hunger...
2009.04.30 - PS3 will OUTSELL x360 atleast by the middle of 2010. Japan+Europe > NA.
Gran Turismo 3 - 1,06 mln. in 3 weeks with around 4 mln. PS2 on the launch.
Gran Turismo 4 - 1,16 mln. with 18 mln. PS2 on the launch.
Final Fantasy X - around 2 mln. with 5 mln. PS2 on the launch.
Final Fantasy X-2 - 2.4 mln. with 12 mln. PS2 on the launch.
1.8 mln. PS3 today(2008.01.17) in Japan. Now(2009.04.30) 3.16 mln. PS3 were sold in Japan.
PS3 will reach 4 mln. in Japan by the end of 2009 with average weekly sales 25k.
PS3 may reach 5 mln. in Japan by the end of 2009 with average weekly sales 50k.
PS2 2001 vs PS3 2008 sales numbers =) + New games released in Japan by 2009 that passed 100k so far