condition	mean	min	max
0 h after light	4.30995	4.2719	4.348
4 h after light	12.37805	11.5237	13.2324
8 h after light	11.125599999999999	10.9583	11.2929
4 h after dark	7.2835399999999995	6.00803	8.55905
8 h after dark	7.247795	6.72052	7.77507
12 h after dark	5.0065	4.47094	5.54206