To calculate the number of years until maturity, assume that it is currently May 2013. Rate Maturity Mo/Yr Bid Asked Chg Ask Yld ?? May 18 103.5605 103.6487 +.3158 2.549 5.774 May 23 104.5095 104.6552 +.4425 ?? 6.218 May 33 ?? ?? +.5548 4.251 Required: In the above table, find the Treasury bond that matures in May 2018. What is the coupon rate for this bond?