ABC company is considering investing in Project Zeta. This project generates the following cash flows: year zero = 300 dollars (outflow); year 1 = 186 dollars (inflow); year 2 = 328 dollars (inflow); year 3 = 126 dollars (inflow); year 4 = 159 dollars (inflow). The MARR is 6 %. Find the simple payback period (measured in years). Note: round your answer to two decimal places, and do not include spaces, currency signs, plus or minus signs, nor commas.