A machine costing $257,500 with o four-year life and an estimated $20,000 salvage value is installed in Luther Companys foctory on lanuary 1. The factory manager estimates the machine will produce 475,000 units of product during its life. It actualy produces the ollowing units: 220,000 in Year 1, 124,600 in Year 2, 121,800 in Year 3, and 15,200 in Year 4. The total number of units produced by the end of Year 4 exceeds the original estimate - this difference was not predicted. Note: The machine cannot be depreciated below its astimated salvage value. Pequired: Compute depreciation for each year (and total depreciation of all years combined) for the machine under cach depreciation method. Note: Round your per unit depreciation to 2 decimal ploces. Complete this question by entering your answers in the tabs below. Compute depreciation for each year (and total depreciation of all years combined) for the machine under the Straight-line depreciation