condition	mean	min	max
4 h after light	4.82701	4.76394	4.94487
8 h after light	4.72685	4.6870400000000005	4.77335
12 h after light	4.69484	4.600140000000001	4.74865
4 h after dark	4.76901	4.7213199999999995	4.84085
8 h after dark	4.77928	4.6759900000000005	4.9091
12 h after dark	4.77187	4.68273	4.82641