condition	mean	min	max
0 h after light	0.01519895	0.0151854	0.0152125
4 h after light	0.0	0.0	0.0
8 h after light	0.01502365	0.0	0.0300473
4 h after dark	0.02243515	0.0149244	0.0299459
8 h after dark	0.0	0.0	0.0
12 h after dark	0.00741735	0.0	0.0148347