condition	mean	min	max
4 h after light	0.067529	0.0	0.135058
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	0.058993	0.0	0.117986
12 h after dark	0.0580785	0.0	0.116157