Assume that the firm invests $73,000 today to get $23,000 at Year 1 (i.e. one year from now), $21,000 at Year 2, $27,000 at Year 3, $31,000 at Year 4, $27,500 at Year 5, $27,500 at Year 6. What’s the Net Present Value of this investment? Assume the Interest (discount) rate of 11.70%.