On January 1, 2021, Truesdale, Incorporated, purchased a piece of machinery for use in operations. The total acquisition cost was $33,000. The machine was expected to produce a total of 60,000 units during its life. The machine actually produced 16,000 units during 2021, 23,000 units during 2022, and 21,000 units during 2023. The machine has a salvage value of $3,000. Using the units-of-production method, the amount of depreciation that should be recorded during 2022, is approximately.