condition	mean	min	max
4 h after light	1.75755	0.0	5.27265
8 h after light	1.643203	0.579539	3.11726
12 h after light	0.0	0.0	0.0
4 h after dark	0.5035166666666667	0.0	1.51055
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0