condition	mean	min	max
4 h after light	0.171996	0.0	0.343992
8 h after light	1.070019	0.746528	1.39351
12 h after light	3.50441	2.0423	4.96652
4 h after dark	2.24854	2.08258	2.4145
8 h after dark	6.60436	6.41092	6.7978
12 h after dark	2.139685	2.05492	2.22445