Martinez Company purchased a new plant asset on April 1, 2017, at a cost of $867,420. It was estimated to have a service life of 20 years and a salvage value of $73,200 Martinez's accounting period is the calendar year. Compute the depreciation for this asset for 2017 and 2018 using the sum-of-the-years'-digits method. (Round answers to 0 decimal places, e.g. 45,892.) Depreciation for 2017 Depreciation for 2018