condition	mean	min	max
1 h after light	15.766837095	13.52086801	18.01280618
3 h after light	16.220282733333335	14.72997842	17.40914399
5 h after light	15.856395676666667	14.88118197	16.76439852
7 h after light	15.39399444	13.37437896	17.99375051
9 h after light	14.28514825	13.38502278	15.23404099
11 h after light	15.231423536666666	15.0367926	15.57582105
13 h after light	15.37753345	13.13306617	17.33733824
15 h after light	18.920586326666665	17.05971978	19.91849856
1 h after dark	20.201092183333333	17.091386800000002	21.88901711
3 h after dark	19.767150436666668	18.53873829	21.56684637
5 h after dark	21.223197206666665	19.85426467	23.69964079
7 h after dark	16.863441383333335	14.87509646	18.37679358