condition	mean	min	max
0 h after light	0.0314671	0.0	0.0629342
4 h after light	0.0	0.0	0.0
8 h after light	0.0	0.0	0.0
4 h after dark	0.0	0.0	0.0
8 h after dark	0.03093595	0.0	0.0618719
12 h after dark	0.0	0.0	0.0