A machine can be purchased for $269,000 and used for five years, yielding the following net incomes. In projecting net incomes, double-declining depreciation is applied using a five-year life and a zero salvage value. Year 1 Year 2 Year 3 Year 4 Year 5 Net income $ 21,000 $ 49,000 $ 68,000 $ 57,000 $ 132,000 Compute the machines payback period (ignore taxes). (Round payback period answer to 3 decimal places.)