On January 2, 2021, Eleven Corporation bought a trademark from Dusty Incorporated. Eleven paid Dusty $ 100,000. It was reliably estimated that the remaining useful life of the trademark was 25 years. At this time, the trademark's net book value in Dusty's records was $ 160,000. Because the trademark had a demonstrated limited life beyond 20 years, Eleven decided to amortize the trademark over the maximum period, straight-line with no residual. In Eleven's (calendar) 2021 income statement, what amount should be reported as amortization expense for this trademark?