condition	mean	min	max
4 h after light	2.46749	1.60782	3.32716
8 h after light	1.6518000000000002	1.46639	1.83721
12 h after light	1.59042	1.43208	1.74876
4 h after dark	2.1143433333333332	0.0	4.8214
8 h after dark	2.7618333333333336	0.0	5.59651
12 h after dark	1.0869831	0.0123293	2.14297