Suppose the following financial information is available for Walgreen Company. 2022 2021 (in millions) Average common stockholders' equity Dividends declared for common stockholders Dividends declared for preferred stockholders Net income $12,500 490 $12,000 420 0 0 2,000 2,100 Calculate the payout ratio and return on common stockholders' equity for 2022 and 2021. (Round answers to 1 decimal place, e.g. 12.5%.) 2022 2021 Payout ratio % % Return on common stockholders' equity % %