Agreed with 2010 (GoW III) and 2012 (Halo 4). So 40%.
2011 was Skyward Sword imo, 2013 was Pokémon XY and 2014 I would say Bayonetta 2.
Bet with Teeqoz for 2 weeks of avatar and sig control that Super Mario Odyssey would ship more than 7m on its first 2 months. The game shipped 9.07m, so I won