condition	mean	min	max
4 h after light	8.462153333333333	5.05052	12.5275
8 h after light	4.778991666666667	0.998755	8.64112
12 h after light	5.13011	3.69762	7.51744
4 h after dark	7.409196666666666	4.95189	9.48756
8 h after dark	8.27516	5.32139	10.7559
12 h after dark	10.85426	9.14308	11.9173