condition	mean	min	max
4 h after light	1.03904	0.0	2.07808
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	0.0	0.0	0.0
8 h after dark	1.351005	0.0	2.70201
12 h after dark	0.0	0.0	0.0