condition	mean	min	max
4 h after light	2.10016	2.08731	2.11301
8 h after light	3.6764599999999996	3.41524	3.93768
12 h after light	3.421655	3.33437	3.50894
4 h after dark	3.902683333333333	3.30696	5.02556
8 h after dark	2.22667	1.83313	2.67341
12 h after dark	2.99165	2.56099	3.37913