condition	mean	min	max
4 h after light	13.383849999999999	11.6759	15.0918
8 h after light	8.703935000000001	8.18421	9.22366
12 h after light	4.833495	4.71492	4.95207
4 h after dark	5.2217	4.54682	6.37111
8 h after dark	5.417606666666667	4.58295	6.08696
12 h after dark	9.12088	8.89296	9.37233