Here is the data on a Dallas Texas 2016 30KW
Lost the first bar at 8000 miles
Lost the second bar at 14000 miles
Lost the third bar at 18000 miles....
I charge at home 5-6 days a week, no QC, but I do charge to 100 percent.
By the look of the curve, I'll be losing number 4 shortly after 20000...