Plain Ice Cream Co. bought a new ice cream machine at the beginning of the year at a cost of $10,000. The estimated useful life was four years or 9,100 hours of use, and the residual value was $900. Actual annual usage was 3,640 hours in Year 1; 2,730 hours in Year 2; 1,820 hours in Year 3; and 910 hours in Year 4. Complete a depreciation schedule for each method: Straight-line Units-of-production Double-declining-balance