Suppose this information is available for PepsiCo, Inc. for 2020, 2021, and 2022 (in millions) 2020 2021 2022 Beginning inventory $2,100 $2,400 $2,500 Ending inventory 2,400 2,500 2,600 Cost of goods sold 18,450 19,845 18,870 Sales revenue 41,000 44,000 43,880 Calculate the gross profit rate for 2020, 2021, and 2022. (Round gross profit rate to 1 decimal place, e.g. 5.1%. ) 2022 2021 2020 % % Gross profit rate