Sadik Inc.'s bonds currently sell for $1,250 and have a par value of $1,000. They pay a $115 annual coupon and have a 15-year maturity, but they can be called in 4 years at $1,115. What is their yield to call (YTC)? Enter your answer rounded to two decimal places. Do not enter % in the answer box. For example, if your answer is 0.12345 or 12.345% then enter as 12.35 in the answer box.