Calculate the return on investment for $2,200$ shares of a mutual fund purchased with an offer price of $$15\mathrm{.}19$ if the shares were sold with a NAV of $$17\mathrm{.}81.$ The shares paid a dividend of $$0\mathrm{.}86$ per share during ownership.

The return on investment is $\%.$

$($Round to two decimal places as needed.$)$