On January 1, 2018, a machine was purchased for $100,000. The machine has an estimated salvage value of $5,920 and an estimated useful life of 5 years. The machine can operate for 112,000 hours before it needs to be replaced. The company closed its books on December 31 and operates the machine as follows: 2018, 22,400 hrs; 2019, 28,000 hrs; 2020, 16,800 hrs; 2021, 33,600 hrs; and 2022, 11,200 hrs. Your answer is correct. Compute the annual depreciation charges over the machine's life assuming a December 31 year-end for each of the following depreciation methods. (Round answers to 0 decimal places, e.g. 45,892.) 1. Straight-line Method $ 18,816 18,816 2. Activity Method Year 2018 $18,816 2019 23,520 2020 14,112 2021 28,224 2022 9,408 3. Sum-of-the-Years'-Digits Method Year 2018 31,360 2019 25,088 2020 18,816 2021 12,544 2022 6,272 4. Double-Declining-Balance Method Year 2018 40,000 2019 24,000 2020 14,400 2021 8640 2022 7040 Assume a fiscal year-end of September 30. Compute the annual depreciation charges over the asset's life applying each of the following methods. (Round answers to 0 decimal places, e.g. 45,892.) Year Straight-line Method Sum-of-the-years'-digits method Double-declining-balance method 2018 $ 14112 2019 18816 2020 18816 2021 18816 2022 18816 2023 4704