Bridgestone tires

ok folks i had run these tires for 7,000 miles so far front good yet back is real close like 2/32.
these are Bridgestone Spitfires S11 tires i like the feel of theses tires on the road handle great in all weather.
now ? is. 7,000 miles on rear sound good for a loaded police bike?
just was wondering what kinda milage you where getting thanks in advance.

also i travel alot when i ride its a ride.