An asset for drilling was purchased and placed in service by a petroleum production company. Its cost basis is $80,000, and it has an estimated MV of $12,000 at the end of an estimated useful life of 14 years. If the expected annual net revenue from this asset is $8,000, what is the after-tax cash flow for year 5 (end of year 5). The company's paying income tax at the 13% rate and the 160% DB method is used for depreciation. Please only fill in the number of your calculated result in the blank, e.g., if the result is $100, fill in "100"; also round to the nearest integer