Sealy Corporation had the following information in its financial statements for the years ended 2017 and 2018: Cash Dividends for the year 2018 $5,000 Net Income for the year ended 2018 $97,000 Market price of stock, 12/31/2017 $10 Market price of stock, 12/31/2018 $12 Common Stockholder's equity, 12/31/2017 $1,000,000 Common Stockholder's equity, 12/31/2018 $1,200,000 Outstanding shares, 12/31/2018 100,000 Preferred dividends for the year ended 2018 $15,000 What is the rate of return on common stock equity for Sealy Corporation for the year ended 2018