Problem 6-30 Coupon Rates [LO 2] You find the following Treasury bond quotes. To calculate the number of years until maturity, assume that it is currently May 2022. . All of the bonds have a par value of $1,000 and pay semiannual coupons. Rate ?? 5.424 6.183 Maturity Month/Year May 30 May 35 May 45 Bid 103.5514 104.5004 ?? Asked Change 103.6396 +.3067 104.6461 +.4341 ?? +.5457 Ask Yield 2.409 ?? 4.111 In the above table, find the Treasury bond that matures in May 2030. What is the coupon rate for this bond? Note: Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16. Coupon rate %