Micatin, Inc.'s comparative income statement follows. The 2017 data are given as needed.

Requirements
1. Calculate the profit margin ratio for 2019 and 2018.
2. Calculate the rate of return on total assets for 2019 and 2018.
3. Calculate the asset turnover ratio for 2019 and 2018.
4. Calculate the rate of return on common stockholders' equity for 2019 and 2018.
5. Calculate the earnings per share for 2019 and 2018.
6. Calculate the 2019 dividend payout on common stock. Assume dividends per share for common stock are equal to $1.13 per share.
7. Did the company's operating performance improve or deteriorate during 2019?

MICATIN INC. Comparative Income Statement Years Ended December 31, 2019 and 2018 Dollars in thousands 2019 2018 2017 $ 181,000 $ 160,000 Net Sales Revenue Cost of Goods Sold 93,500 86,500 Selling and Administrative Expenses 45,000 40,500 Interest Expense 12,000 8,000 Income Tax Expense 11,000 10,500 $ 23,500 $ 10,500 Net Income Additional data: $ 209,000 $ 167,000 $ 187,000 Total Assets Common Stockholders' Equity 96,000 91,500 80,500 2,000 Preferred Dividends 2,000 Common Shares Outstanding During the Year 15,000 15,000 10,000