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 (Ticker) Coupon Xenon, Inc. (XIC) 6.900 Kenny Corp. (KCC) 7.270 Williams Co. (WICO) ?? Maturity Jan 15, 2038 Jan 15, 2035 Jan 15, 2041 Last Price 94.333 ?? 96.885 Last Yield ?? 6.32 6.57 EST $ Vol (000's) 57,377 48,956 43,817 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.) Coupon rate %