SUPERVALU, one of the largest grocery retailers in the United States, is headquartered in Minneapolis. Suppose the following financial information (in millions) was taken from the company's 2025 annual report: net sales $45,400, net income $456, beginning stockholders' equity $2,700, and ending stockholders' equity $3,000. There were no dividends paid on preferred stock. Compute the return on common stockholders' equity. (Round answer to 2 decimal places, e.g. 12.56%.) Return on common stockholders' equity ratio %