condition	mean	min	max
3 h after light	7.7923225	2.93317	17.7398
7 h after light	8.528815833333333	2.8572	16.6897
11 h after light	9.211570833333333	4.36287	18.7901
2 h after dark	8.556220833333333	4.06676	15.8691
6 h after dark	9.1563425	3.50459	17.627
10 h after dark	8.348324999999999	2.32886	20.8532