On January 1, 2020, the Vasquez SA ledger shows Equipment €32,000 and Accumulated Depreciation—Equipment €9,000. The depreciation resulted from using the straight-line method with a useful life of 10 years and residual value of €2,000. On this date, the company concludes that the equipment has a remaining useful life of only 4 years with the same residual value. Compute the revised annual depreciation.