condition	mean	min	max
4 h after light	2.11036	1.81273	2.40799
8 h after light	12.504449999999999	12.072	12.9369
12 h after light	35.35595	32.5264	38.1855
4 h after dark	40.273	38.6009	42.9063
8 h after dark	19.550900000000002	17.8484	20.4387
12 h after dark	5.547193333333333	4.98095	6.45232