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	0.024504	0.0	0.049008
4 h after dark	0.0428354	0.0	0.0856708
8 h after dark	0.010733	0.0	0.021466
12 h after dark	0.0	0.0	0.0