Stone Sour Corp. issued 17-year bonds 3 years ago at a coupon rate of 7.4 percent. The bonds make semiannual payments. If these bonds currently sell for 98 percent of par value, what is the YTM? (Enter your answer as a percentage, omit the "%" sign in your response, and enter your answer with two decimal places. For example, 1.214% should be entered as 1.21.)