condition	mean	min	max
4 h after light	5.47271	5.37573	5.61822
8 h after light	5.521946666666667	5.43816	5.57017
12 h after light	5.44041	5.39582	5.48303
4 h after dark	5.492743333333333	5.455	5.51664
8 h after dark	5.41888	5.264069999999999	5.55157
12 h after dark	5.46797	5.39255	5.557930000000001