condition	mean	min	max
4 h after light	13.1583	10.6371	15.6795
8 h after light	13.87755	13.1432	14.6119
12 h after light	14.8523	14.3174	15.3872
4 h after dark	28.52873333333333	25.3797	30.208
8 h after dark	30.422900000000002	25.475	33.1739
12 h after dark	16.589666666666666	14.4848	18.6425