For the numerically obsessed, Microsoft says that an average Xbox Live user has a Gamerscore of around 11,286. To put that in perspective a bit, Xbox Live user Stallion83—who was listed in the 2010 Guinness Book of World Records for “highest Gamerscore“— sits at a score of 540,563 as of this article’s writing. And it’s not as if he’ll be slowing down anytime soon; It’s his goal to hit one million points in total.”
Source [PCMAG]