"Software and hardware results for the first half of 2011 are now available on VGChartz. For the purposes of this article, the first half of the year is the 26 weeks ending July 2, 2011. The second quarter started April 2, 2011 and the first quarter started January 3, 2011. Keeping that in mind, the 20 games below were the best selling titles over in the first six months of 2011. Q1 sales denote what the game sold through March. LTD represented lifetime to date global sales for the game in question across all platforms. Figures at the right are presented in millions of units."