I got 2,451 revolutions in a mile :-)
2,499 for 0.5" wear.
extra 48 Revolutions
48 revs = 1216" extra Wheel must turn during a mile
every 52 miles = 1 extra mile
1.9% @ 55mph = 1mph
Which isn't much at all. Losing a half an inch of tire diameter and still only...