condition	mean	min	max
0 h after light	14.82925	13.1421	16.5164
4 h after light	2.7080349999999997	1.95411	3.46196
8 h after light	0.04803615	0.0	0.0960723
4 h after dark	0.139588	0.0	0.279176
8 h after dark	6.904285	6.18652	7.62205
12 h after dark	14.3681	13.1845	15.5517