Unfortunately I didn't keep track by writing figures down. I just went with whatever miles it had at 80% or 100% because it was pretty accurate until it's first drop in miles at the end of 2015. We haven't driven it as much since getting a Model X(15k miles so far) early last year. Currently...
I purchased mine March'15 as well and currently have 17k miles. From new to about November'15, it consistently indicated 106-108 miles if I did charge to 100%. I commute round trip and usually only need 60-68 miles so I only charged at 80% since it gave me 86-88 miles at that percentage and I...