How many Achievements did you unlock this year? How many hours did you spend playing multiplayer on Xbox Live? Did your friends play Forza Motorsport 6? And what was your most-played Xbox game overall during 2015? These are actually very easy questions to answer and there's also a lot more data you can find at the new official service called Year in Review.
Head over there and take a look, you might be surprised of what you find out about your own gaming habits. As you might have imagined, it's also possible to share your results on Facebook and Twitter. Head over and take a look, and feel free to tell us about your results in the comments below.