Over the past five years, a stock provided annual returns of $12\mathrm{.}6$ percent, $5\mathrm{.}8$ percent, $7\mathrm{.}9$ percent, $-11\mathrm{.}2$ percent and $-2\mathrm{.}4$ percent. If the risk$-$free rate is $2\%,$ what is the risk premium on the stock? Use the arithmetic average return in your computation.