condition	mean	min	max
4 h after light	0.01636985	0.0120156	0.0207241
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	0.015432800000000002	0.0	0.0462984
8 h after dark	0.0080009	0.0	0.0240027
12 h after dark	0.0	0.0	0.0