Fooling Company has a 13.6 percent callable bond outstanding on the market with 25 years to maturity, call protection for the next 10 years, and a call premium of $75. What is the yield to call (YTC) for this bond if the current price is 19 percent of par value? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places. Omit the "%" sign in your response.)