At December 31, 2019, ArgoExs balance sheet showed total PPE assets of $918,800 and total accumulated depreciation of $394,377 as detailed in the PPE Subledger below. ArgoEx calculates depreciation to the nearest whole month. Required: Complete the schedule by calculating depreciation expense for 2020 for each asset and then determining the balance of accumulated depreciation at December 31, 2020. (Do not round intermediate calculations and round the final answers to nearest whole dollar.)

¹ S/LStraight-Line; DDBDouble-Declining-Balance. ² There have been no disposals or betterments since the date of purchase.