In 2022, Carla Vista Corporation had net sales of $596,000 and cost of goods sold of $360,000. Operating expenses were $149,000, and interest expense was $5,500. The corporation's tax rate is 20%. The corporation declared preferred dividends of $11,000 in 2022 , and its average common stockholders' equity during the year was $150,000. (a) Prepare an income statement for Carla Vista Corporation. Compute Carla Vista Corporation's return on common stockholders' equity for 2022. (Round answer to 1 decimal place, e.g. 10.5\%.) Return on common stockholders' equity %