About a year ago I picked up #613 which is a 2010 Roadster Sport with the 3.0 upgrade. I was the 2nd owner, and now again own it as the 4th owner (long story LOL) ---
According to my records:
3,422 miles at the time of the 3.0 upgrade
7,995 miles currently on the car
198.1 Ah in July...