condition	mean	min	max
4 h after light	3965.5	3965.5	3965.5
8 h after light	4393.4	3496.2	5290.6
12 h after light	4959.95	4397.7	5522.2
4 h after dark	4553.950000000001	4404.3	4703.6
8 h after dark	3950.95	3945.9	3956.0
12 h after dark	3689.2	3656.2	3722.2