You have been asked to determine the effective annual rate of return (realized return) on Stock A over the past 5 years. Stock A had a return of 11.5% in 2020 , a return of 6.6% in 2019 , a return of 14.0% in 2018 , a return of 17.6% in 2017 and a return of 24.8% in 2016 . Based on this information what was Stock A's effective annual rate of return (realized return) over this period? Your answer should be shown as a percentage and it should be accurate to two decimal places