Breakdown for the multiplats in the UK chart from Gaf.
Fallout: New Vegas Xbox 360 (60) PS3 (30) PC (10)
Medal Of Honor Xbox 360 (52) PS3 (44)
Fifa 11 Xbox 360 (44) PS3 (38) Wii (6) PSP (6)
F1 2010 PS3 (51) Xbox 360 (49) PC (0)
Pro Evolution Soccer 2011 PS3 (63) Xbox 360 (35)PC (2)
Dead Rising 2 Xbox 360 (59) PS3 (40)
http://www.guardian.co.uk/technology/gamesblog/2010/oct/25/video-games-chart-top-10