condition	mean	min	max
3 h after light	15.819100833333334	9.23467	27.0488
7 h after light	14.658526666666667	9.27482	27.2484
11 h after light	11.721285833333333	8.63275	15.5359
2 h after dark	14.3612	11.3164	18.9136
6 h after dark	12.245991666666667	5.85174	15.5679
10 h after dark	12.2180675	7.36128	17.6472