Stegman Company purchased a machine on January 2 for its business for $243,000. The machine has an expected useful life of 5 years and an expected salvage value of $9,000. The company expects to use the machine for 1,400 hours in the first year, 2,000 hours in the second year, 1,600 hours in the third year, 1,450 hours in the fourth year, and 1,200 hours in the final year. Calculate the annual depreciation expense for each of the five years using each of the following depreciation methods: a. Straight-line b. Double-declining balance c. Sum-of-the-years digit d. Units-of-production (assume that actual usage equals expected usage)