You purchase a $$1,000$ par value bond paying a $6\%$ annual coupon. This bond matures in $25$ years and has a YTM of $6\mathrm{.}11\%.$ Four years later, you sell the bond at a time when the YTM is $6\mathrm{.}24\%.$ What annual rate of return have you achieved over your holding period?

$6\mathrm{.}00\%$

$5\mathrm{.}76\%$

$6\mathrm{.}18\%$

$6\mathrm{.}48\%$