condition	mean	min	max
4 h after light	2.2	2.2	2.2
8 h after light	4.3	3.5	5.1
12 h after light	3.75	2.5	5.0
4 h after dark	2.4000000000000004	2.2	2.6
8 h after dark	2.85	2.5	3.2
12 h after dark	5.1	4.0	6.2