condition	mean	min	max
4 h after light	2.98154	2.18597	3.77711
8 h after light	2.682385	2.62396	2.74081
12 h after light	4.87269	4.84889	4.89649
4 h after dark	7.089286666666666	6.52749	7.41944
8 h after dark	8.559046666666667	6.94364	9.42901
12 h after dark	3.29305	3.20113	3.37419