To calculate the number of years until maturity, assume that it is currently May 2019. All of the bonds have a $1,000 par value and pay semiannual coupons. Maturity Mo/Yr Ask Yld Rate Bid Asked 103.5362 103.8235 Chg +.3204 ?? May 25 2.18 103.1840 5.850 103.3215 +.4513 ?? May 27 May 36 6.125 ?? ?? +.6821 3.87 In the above table, find the Treasury bond that matures in May 2025. What is the coupon rate for this bond? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Coupon rate %