condition	mean	min	max
4 h after light	5.01784	4.87352	5.16216
8 h after light	10.946549999999998	10.6047	11.2884
12 h after light	6.28337	5.72301	6.84373
4 h after dark	6.867725	5.71644	8.01901
8 h after dark	3.88091	3.671	4.09082
12 h after dark	5.938890000000001	5.76163	6.11615