condition mean min max 3 h after light 5.605083583333333 0.088543 26.4324 7 h after light 6.488010425 0.0909301 20.1904 11 h after light 4.946322458333333 0.0935765 16.4703 2 h after dark 6.777502166666666 0.14787 25.5791 6 h after dark 6.475923833333334 0.106281 24.7467 10 h after dark 7.290743991666666 0.0709569 31.9879