condition	mean	min	max
4 h after light	1.59892	0.0	3.19784
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	1.413815	0.0	2.82763
8 h after dark	0.0	0.0	0.0
12 h after dark	1.37516	0.0	2.75032