condition	mean	min	max
4 h after light	13.093350000000001	11.9071	14.2796
8 h after light	8.288160000000001	8.24337	8.33295
12 h after light	8.08167	7.7144	8.44894
4 h after dark	15.666133333333333	15.1935	15.9843
8 h after dark	13.608966666666667	12.3792	14.5893
12 h after dark	15.107333333333333	14.0979	16.1701