condition	mean	min	max
1 h after light	17.904129146666666	17.65874893	18.28902264
3 h after light	18.29428199666667	17.24706709	18.87747089
5 h after light	18.53381102	15.70240385	20.56481258
7 h after light	17.9152873	15.42636897	19.25567997
9 h after light	17.672881996666668	15.98263963	20.12619845
11 h after light	17.437921573333334	13.65388176	21.11802274
13 h after light	18.389323473333334	15.28748981	22.33919326
15 h after light	19.565492116666668	16.49050012	24.99568542
1 h after dark	18.382705143333332	16.90545113	19.77791815
3 h after dark	17.455813343333332	12.8112119	20.80569544
5 h after dark	19.16202045	17.79616518	20.33196315
7 h after dark	19.313768126666666	17.32761225	20.59839724