The following data are provided for Sandhill Corp's past two fiscal years: Dec 31, 2024 Dec 31, 2023 Cumulative preferred shares, $5, no par value, 4700 shares outstanding $206000 $206000 Common shares, no par, 23000 shares outstanding 408000 316000 Retained earnings (post closing) 487000 436000 Net income 187000 Additional information: On May 1, 2024, 6800 common shares were issued. Although dividends had been declared regularly up to December 31, 2023, preferred dividends were NOT declared during 2024. The market price of the common shares was $100 at December 31, 2024. To the nearest percent, the rate of return on common shareholders' equity for 2024 is