Liz Raiborn Incorporated has the following financial results for the years 2022 through 2024 for its three regional divisions:

	2022	2023	2024
Revenue
Southwest	$ 14,525	$ 21,625	$ 25,625
Midwest	6,325	6,625	6,825
Southeast	12,025	12,625	12,925
Total	$ 32,875	$ 40,875	$ 45,375
Net Operating Income
Southwest	$ 725	$ 825	$ 975
Midwest	875	1,225	1,175
Southeast	625	825	1,225
Total	$ 2,225	$ 2,875	$ 3,375
Average Total Assets
Southwest	$ 13,625	$ 13,825	$ 16,425
Midwest	4,325	3,825	3,825
Southeast	4,925	5,225	5,225
Total	$22,875	$ 22,875	$ 25,475

Required:

Calculate return on sales (ROS), asset turnover (AT), and return on investment (ROI) for each division and also for the firm as a whole for each of the three years 2022, 2023, and 2024. (Note: Due to rounding your percentages, the totals for the firm might not be the actual total of the individual divisions.) (Round "Asset turnover (AT)" answers to 3 decimal places and other answers to 1 decimal place.)