condition	mean	min	max
3 h after light	7.88992	4.64849	19.1495
7 h after light	7.4319275	4.2522	9.83211
11 h after light	4.091405	2.59005	5.61362
2 h after dark	5.451290833333333	3.31706	9.07707
6 h after dark	3.930685	2.67303	5.64303
10 h after dark	4.917049166666667	2.64527	9.57366