Suppose your firm is considering investing in a project with the cash flows shown below, that the required rate of return on projects of this risk class is $7$ percent, and that the maximum allowable payback and discounted payback statistics for the project are $2\mathrm{.}0$ and $3\mathrm{.}0$ years, respectively.

Time: $0123456$

Cash flow: $$$$6,800$ $$1,010$ $$2,210$ $$1,410$ $$1,410$ $$1,210$ $$1,010$

Use the IRR decision rule to evaluate this project. IRR $\_\_\%?$