SFAS 143 ends this practice of recognition through charges to depreciation or depletion and accrual via accumulated depreciation or
accumulated depletion by requiring immediate recognition of the liability at fair value.
Less: Accumulated depletion 110,386,244 116,413,985
Less: Accumulated depletion 128,373,491 132,586,231
Less: Accumulated depletion 161,963,112 214,528,294
Less: Accumulated depletion 110,296,199 110,386,244
Less: Accumulated depletion 116,413,985 128,373,491