Problem $10-19($Algo$)$ Yield to maturity$-$calculator or Excel required $[$LO$10-3]$

Stilley Resources bonds have $20$ years left to maturity. Interest is paid annually, and the bonds have a $$1,000$ par value and a coupon rate of $18\mathrm{.}5$ percent.

If the price of the bond is $$1,210,$ what is the yield to maturity?

Note: Do not round intermediate calculations. Input your answer as a percent rounded to $2$ decimal places.