condition	mean	min	max
4 h after light	5.28542	5.057259999999999	5.5137
8 h after light	5.320123333333333	5.07186	5.46427
12 h after light	5.09361	4.98461	5.29645
4 h after dark	5.291406666666667	5.21795	5.36143
8 h after dark	5.2254499999999995	5.0607	5.37758
12 h after dark	5.218023333333333	5.09741	5.34091