Caccamise Company is expected to maintain a constant $6\mathrm{.}4$ percent growth rate in its dividends indefinitely. The company has a dividend yield of $8\mathrm{.}2$ percent. What is the required return on the company's stock? $($Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$ Required return$\%$