Coca-Cola on 27 April 2009
http://www.1up.com/do/newsStory?cId=3173929
It's so difficult getting According to a "very credible source," there have been two important changes to the Achievements rules since that Gamerscore blog post in 2007: First, the new maximum points allowed for any retail game (including subsequent DLC) is 1,750 points, spread across no more than 80 Achievements.
I think I'm averaging 400 per game. Hopefully future games will change this.
