Solve for average simple holding period return but use an array function to do it in one step

Date 12/31/2015 12/31/2016 12/31/2017 12/31/2018 12/31/2019 12/31/2020 Fidelity Diversified International 11.47 26.89 24.58 27.91 25.31 21.37 Solve for the average simple Holding Period Return (P1/PO-1) but use an Array Function to do it in one step: Note: do not use the formula for continuously compounded return. Average Discrete Return