condition	mean	min	max
4 h after light	5.60824	4.00813	7.51777
8 h after light	3.8942200000000002	1.42111	5.15514
12 h after light	5.625816666666666	4.20956	7.36019
4 h after dark	10.42591	7.65453	11.9296
8 h after dark	7.19524	4.75521	11.1129
12 h after dark	2.8751466666666667	2.71508	3.06677