condition mean min max 4 h after light 0.057061 0.0 0.114122 8 h after light 0.1555825 0.124799 0.186366 12 h after light 0.0 0.0 0.0 4 h after dark 0.04973595 0.0 0.0994719 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0