condition	mean	min	max
4 h after light	4.456436666666667	4.440930000000001	4.4874
8 h after light	4.577553333333333	4.36649	4.7066300000000005
12 h after light	4.533173333333333	4.32351	4.70207
4 h after dark	4.4765	4.426159999999999	4.5694099999999995
8 h after dark	4.4121266666666665	4.39789	4.4282900000000005
12 h after dark	4.413526666666666	4.365469999999999	4.50939