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

	2022	2023	2024
Revenue
Southwest	$ 14,725	$ 21,825	$ 25,825
Midwest	6,525	6,825	7,025
Southeast	12,225	12,825	13,125
Total	$ 33,475	$ 41,475	$ 45,975
Net Operating Income
Southwest	$ 925	$ 1,025	$ 1,175
Midwest	1,075	1,425	1,375
Southeast	825	1,025	1,425
Total	$ 2,825	$ 3,475	$ 3,975
Average Total Assets
Southwest	$ 13,825	$ 14,025	$ 16,625
Midwest	4,525	4,025	4,025
Southeast	5,125	5,425	5,425
Total	$23,475	$ 23,475	$ 26,075

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.)