Shadow Ltd is considering investing 2,900,000 in the launch of Product A

The following information has been provided about Product A:

Cash Flow

Year 0 -2,900,000

Year 1 180,000

Year 2 980,000

Year 3 1,300,000

Year 4 1,760,000

Year 5 700,000

Calculate the Payback period for Product A

(show net cash flow as a basic working - a full table is not required)