Rock_on_2008 on 06 May 2008
For NA region:
1.5:1 in favour of 360 regarding GTA IV sales for first week.
2:1 in favour of the PS3 hardware sales attachment with GTA IV sales for first week.
First week: GTA IV attachment rate with console PS3 sales =10%
First week: GTA IV attachment rate with console 360 sales = 5%







