Equipment costing $145,000 is expected to have a residual value of $17,000 at the end of its six-year useful life. The equipment is metered so that the number of units processed is counted. The equipment is designed to process 1,030,000 units in its lifetime. In 2016 and 2017 the equipment processed 195,000 units and 165,000 units respectively. Calculate the depreciation expense for 2016 and 2017 using each of the following methods:

a. Straight-line (Round to nearest dollar)

2016	?
2017	?

b. Double-declining-balance (Round to nearest dollar)

2016	?
2017	?

c. Units of production (Round to nearest dollar)

2016	?
2017	?