condition	mean	min	max
0 h after light	5.534495	4.9052	6.16379
4 h after light	11.85698	8.74656	14.9674
8 h after light	6.07061	5.98414	6.15708
4 h after dark	3.089645	2.99852	3.18077
8 h after dark	8.176505	7.94279	8.41022
12 h after dark	5.8454049999999995	4.60016	7.09065