condition	mean	min	max
0 h after light	7.85551	7.21162	8.4994
4 h after light	9.132404999999999	7.45881	10.806
8 h after light	5.23889	4.46217	6.01561
4 h after dark	7.68943	7.0133	8.36556
8 h after dark	8.21971	7.38108	9.05834
12 h after dark	7.51876	6.42344	8.61408