condition	mean	min	max
4 h after light	15.419374999999999	15.294193	15.544557
8 h after light	15.2771765	15.057592	15.496761
12 h after light	14.161290000000001	13.762359	14.560221
4 h after dark	14.504229500000001	13.950867	15.057592
8 h after dark	16.575599500000003	15.51839	17.632809
12 h after dark	15.057592	15.057592	15.057592