$($Total return calculation$)$ You purchase a corporate bond which has $10$ years until maturity and an annual coupon rate of $3\mathrm{.}6\%$ with a par value of $100.$ At the time of the purchase, the YTM of the bond is $4\mathrm{.}2\%,$ however right after the purchase the yield goes up to $4\mathrm{.}8\%.$ If you sell the bond after $6$ years, what is your realized total rate of return.