condition	mean	min	max
4 h after light	0.0260014	0.0	0.0520028
8 h after light	0.0	0.0	0.0
12 h after light	0.051859	0.0	0.103718
4 h after dark	0.0	0.0	0.0
8 h after dark	0.03387205	0.0227147	0.0450294
12 h after dark	0.0	0.0	0.0