You find the following corporate bond quotes. To calculate the number of years until maturity, assume that it is currently January 15, 2019. The bonds have a par value of $2,000 and semiannual coupons. Company Last Last EST $ Vol (Ticker) Coupon Maturity Price Yield (000's) Xenon, Inc. (XIC) 7.300 Jan 15, 2042 94.373 ?? 57,381 Kenny Corp. (KCC) 7.310 Jan 15, 2039 ?? 6.40 48,960 Williams Co. (WICO) ?? Jan 15, 2045 96.925 6.65 43,821 What is the coupon rate for the Williams Co. bond? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)