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 103.4534 103.5262 Chg +.3222 ?? May 23 5.879 5.952 104.4874 May 28 104.6331 +.4221 ?? +.5327 6.133 May 38 ?? ?? 3.911 In the above table, find the Treasury bond that matures in May 2028. What is your yield to maturity if you buy this bond? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Yield to maturity %