Bond returnsLast year, Joan purchased a $$1,000$ face value corporate bond with an $7\%$ annual coupon rate and a $20-$year maturity. At the time of the purchase, it had an expected yield to maturity of $9\mathrm{.}96\%.$ If Joan sold the bond today for $$926\mathrm{.}22,$ what rate of return would she have earned for the past year? Round your answer to two decimal places.