Analyzing profitability
The CJ, Inc., comparative income statement follows. The 2018 data are given as needed.
CJ, INC.
Comparative Income Statement
Years Ended December 31, 2020 and 2019
(Dollars in thousands)	2020	2019	2018
Net sales	176000	160000
Cost of goods sold	93400	86500
Selling and general expenses	46000	41000
Interest expense	9000	10300
Income tax expense	10200	9600
Net income	17400	12600
Additional data:
Total assets	203000	190000	175000
Common stockholders equity	96600	90100	79400
Preferred dividends	3500	3500	0
Common shares outstanding during the year	20500	20500	18000
Requirements
1. Calculate the rate of return on net sales.
2. Calculate the rate of return on total assets.
3. Calculate the asset turnover ratio.
4. Calculate the rate of return on common stockholders equity.
5. Calculate the EPS.
6. Calculate the 2020 dividend payout on common stock.
7. Did the companys operating performance improve or deteriorate during 2020?