condition	mean	min	max
3 h after light	0.021362000000000003	0.0	0.064086
6 h after light	0.0	0.0	0.0
9 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
3 h after dark	0.0	0.0	0.0
6 h after dark	0.0	0.0	0.0
9 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0