condition	mean	min	max
4 h after light	0.0	0.0	0.0
8 h after light	3.8472289999999996	0.539557	8.70661
12 h after light	4.961406666666667	1.60411	7.5577
4 h after dark	5.295433333333333	4.21901	6.31367
8 h after dark	0.0	0.0	0.0
12 h after dark	6.42889	3.54742	8.32188