condition	mean	min	max
4 h after light	4.51957	4.02876	5.45089
8 h after light	4.14673	1.67875	6.75453
12 h after light	5.466143333333333	3.69407	7.19015
4 h after dark	5.945	4.22981	8.26884
8 h after dark	5.24583	5.04147	5.47623
12 h after dark	5.278453333333333	4.81548	5.77647