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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Revenues: |  |
Revenues | $ 4,387 | $ 4,850
Costs and expenses: |  |
General and administrative | 1,185 | 1,496
Depletion, depreciation, and amortization | 276 | 705
Impairment of assets | 630 | 0
Interest expense | 1 | 0
Total costs and expenses | 4,635 | 5,228
Loss before equity in income (loss) of affiliates and income taxes | (248) | (378)
Equity in income (loss) of affiliates | 1,054 | (43)
Earnings (loss) before income taxes | 806 | (421)
Income tax provision (benefit) | 63 | (2)
Net earnings (loss) | 743 | (419)
Less: Net earnings (loss) attributable to non-controlling interests | 159 | (5)
Net earnings (loss) attributable to Barnwell Industries, Inc. | $ 584 | $ (414)
Basic and diluted net earnings (loss) per common share attributable to Barnwell Industries, Inc. stockholders (in dollars per share) | $ 0.07 | $ (0.05)
Weighted-average number of common shares outstanding: |  |
Basic and diluted (in shares) | 8,277,160 | 8,277,160
Oil and natural gas |  |
Revenues: |  |
Revenues | $ 1,887 | $ 2,141
Costs and expenses: |  |
Costs and expenses | 1,435 | 1,213
Depletion, depreciation, and amortization | 195 | 606
Impairment of assets | 630 | 0
Contract drilling |  |
Revenues: |  |
Revenues | 1,942 | 2,646
Costs and expenses: |  |
Costs and expenses | 1,108 | 1,814
Depletion, depreciation, and amortization | 76 | 85
Land investment |  |
Revenues: |  |
Revenues | 485 | 0
Gas processing and other |  |
Revenues: |  |
Revenues | 73 | 63
Costs and expenses: |  |
Depletion, depreciation, and amortization | $ 5 | $ 14

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