condition mean min max 4 h after light 11.008270000000001 10.97826 11.06042 8 h after light 11.118583333333333 11.0657 11.19594 12 h after light 11.68229 11.504389999999999 11.85573 4 h after dark 11.30735 11.12009 11.51951 8 h after dark 10.9818 10.97364 10.991439999999999 12 h after dark 10.843636666666667 10.79337 10.88102