In March? 1963, Ironman was first introduced in issue number 39 of Tales of Suspense. The original price for that issue was 14 cents. By March of 2015?, 52 years? later, the value of this comic book had risen to ?$20,619. What annual rate of interest would you have earned if you had bought the comic in 1963 and sold it in 2015 ?(52 years? later)? The annual rate of interest you would have earned if you had bought the comic in 1963 and then sold it in 2015 ?(52 years? later) is_______%.(round three decimal places)