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In January year 4, Vorst Co. purchased a mineral mine for $2,640,000 with removable ore estimated at 1,200,000 tons. After it has extracted all the ore, Vorst will be required by law to restore the land to its original condition at an estimated cost of $220,000. The present value of the estimated restoration costs is $180,000. Vorst believes it will be able to sell the property afterwards for $300,000. During year 4, Vorst incurred $360,000 of development costs preparing the mine for production and removed and sold 60,000 tons of ore. In its year 4 income statement, what amount should Vorst report as depletion?