DD&A for 2021. 19. The following account balances for 2018 and 2019 relate to a proved property: 12/31/18 $ 30,000 6,000 350,000 60,000 250,000 12/31/19 $ 30,000 450,000 Proved property cost Accumulated DD&A-proved property. Wells and equipment-IDC.. Accumulated DD&A-L&WE-IDC . Wells and equipment-L&WE.. 325,000 Accumulated DD&Awells and equipmentL&WE.. 55,000 2019 Proved reserves, 12/31.. Proved developed reserves, 12/31 . Production during 2018 and 2019.. REQUIRED: Compute DD&A for the year ended 12/31/19. 2018 800,000 Mcf 900,000 Me 500,000 Mcf 700,000 Mcf 40,000 Mcf 60,000 Mcf