What is the yield-to-maturity of a Patriot Theaters bond with a coupon rate of 12.18%, par value of $1000, 23 years until maturity, and a price of $1234.70 if coupons are paid semi-annually with the next one due in 6 months?(Round the value to 100th decimal and Please enter the value only without converting it to a decimal format. If the answer is 8.55%, enter 8.55)