condition	mean	min	max
0 h after light	5.876284999999999	5.86377	5.8888
4 h after light	5.61228	4.8267	6.39786
8 h after light	5.355605000000001	5.23611	5.4751
4 h after dark	5.428465	5.40031	5.45662
8 h after dark	5.7173	5.35536	6.07924
12 h after dark	5.13142	4.99522	5.26762