condition	mean	min	max
4 h after light	3661.2	3661.2	3661.2
8 h after light	3244.05	3116.4	3371.7
12 h after light	3179.05	2830.9	3527.2
4 h after dark	4257.4	3134.5	5380.3
8 h after dark	4738.1	4489.8	4986.4
12 h after dark	3760.25	3695.8	3824.7