A company purchased equipment for JOD 50,000 with an estimated useful life of 5 years and a salvage value of JOD 5,000. The equipment was estimated to work for 10,000 hours, and the actual hours at the end of each year were as follows: Year 1: 2,000 hours Year 2: 2,500 hours Year 3: 1,800 hours Year 4: 2,700 hours Year 5: 1,000 hours Calculate the depreciation expense for each of the following methods: straight-line method, double declining balance method, sum of digits method, and unit of activity method. Please show your work and provide the depreciation expenses, depreciation rates, book value, and accumulated depreciation for each method for each year