condition mean min max 2 h after light 0.6326831666666667 0.131872 1.33877 6 h after light 0.38447766666666666 0.0 0.833246 10 h after light 0.8099311666666666 0.354924 1.44942 14 h after light 0.8122985 0.488774 1.12145 18 h after light 0.832397 0.564497 1.30837 2 h after dark 0.6698915 0.0 1.24777