condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.013391599999999998 0.0 0.0401748 12 h after light 0.014426033333333333 0.0 0.0432781 4 h after dark 0.0041171666666666665 0.0 0.0123515 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0042666 0.0 0.0127998