A Japanese company has a bond outstanding that sells for $87$ percent of its $100,000$ par value. The bond has a coupon rate of $4\mathrm{.}6$ percent paid annually and matures in $17$ years. What is the yield to maturity of this bond? $($Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$