condition	mean	min	max
4 h after light	8.39966	8.16215	8.63717
8 h after light	3.5614049999999997	3.12405	3.99876
12 h after light	6.3662	3.77887	8.95353
4 h after dark	7.359095	5.33579	9.3824
8 h after dark	9.486705	7.66521	11.3082
12 h after dark	10.260950000000001	10.1788	10.3431