You invest in Cullumber Corp. stock at a price of $$64\mathrm{.}50$ per share. At the end of one year, you sell your shares for $$72\mathrm{.}50$ per share and you received a $$1\mathrm{.}80$ per share dividend during the year. What is your return on investment for this period?

$15\mathrm{.}19\%$

$11\mathrm{.}96\%$

$9\mathrm{.}61\%$

$13\mathrm{.}85\%$