The Oriole Clinic purchased a new surgical laser for $80,700. The estimated salvage value is $4,700. The laser has a useful life of five years and the clinic expects to use it for 9,500 hours. It was used 1,850 hours in year 1;2,160 hours in year 2; 2,070 hours in year 3 ; 1,670 hours in year 4;1,750 hours in year 5 . (a) Compute the annual depreciation for each of the five years under each of the following methods: (1) straight-line. (2) units-of-activity. (Round answers to 0 decimal place, e.g. 1500.)