Ace Products has a bond issue outstanding with $15$ years remaining to maturity, a coupon rate of $7\mathrm{.}2\%$ with semiannual payments of $$36,$ and a par value of $$1,000.$ The price of each bond in the issue is $$1,170\mathrm{.}00.$ The bond issue is callable in $5$ years at a call price of $$1,072.$ What is the bond's nominal annual yield to call $($YTC$)?$ Do not round intermediate calculations. Round your answer to two decimal places.