You find the following Treasury bond quotes. To calculate the number of years until maturity, assume that it is currently May 2019 and the bond has a par value of $1,000. Maturity Mo/Yr Ask Yld Rate Bid Asked 103.5371 103.6249 Chg +.3209 ?? May 22 2.189 104.4861 104.6318 +.4209 5.901 ?? May 27 May 37 6.128 ?? ?? +.5314 3.891 In the above table, find the Treasury bond that matures in May 2022. 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 %