condition	mean	min	max
4 h after light	0.0	0.0	0.0
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	1.258355	0.0	2.51671
8 h after dark	0.62161	0.0	1.24322
12 h after dark	1.22395	0.0	2.4479