condition	mean	min	max
4 h after light	3.7545200000000003	3.14299	4.36605
8 h after light	3.777045	3.74545	3.80864
12 h after light	3.18261	3.14621	3.21901
4 h after dark	4.9382649999999995	4.65662	5.21991
8 h after dark	3.463485	3.38352	3.54345
12 h after dark	4.346550000000001	4.09046	4.60264