condition	mean	min	max
0 h after light	0.0	0.0	0.0
4 h after light	0.04509395	0.0	0.0901879
8 h after light	0.0	0.0	0.0
4 h after dark	0.0	0.0	0.0
8 h after dark	0.043587	0.0	0.087174
12 h after dark	0.0	0.0	0.0