Suppose the following financial information is available for Walgreen Company. (in millions) Average common stockholders' equity Dividends declared for common stockholders Dividends declared for preferred stockholders Net income 2022 $12,500 540 0 2,000 2021 $10,000 500 0 2,500 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 % %