condition	mean	min	max
4 h after light	13.606976666666666	13.52885	13.65094
8 h after light	13.616570000000001	13.510810000000001	13.682
12 h after light	13.471553333333334	13.432070000000001	13.507579999999999
4 h after dark	13.3649	13.32828	13.42135
8 h after dark	13.369283333333334	13.287370000000001	13.448210000000001
12 h after dark	13.44556	13.400570000000002	13.4947