condition	mean	min	max
4 h after light	9.2958815	9.010073	9.58169
8 h after light	8.9759935	7.847148	10.104839
12 h after light	8.308288999999998	8.170872	8.445706
4 h after dark	8.134503	7.663444	8.605562
8 h after dark	8.321212	8.009267	8.633157
12 h after dark	10.535158	10.535158	10.535158