condition mean min max 0 h after light 0.461261 0.137934 0.784588 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.1725675 0.0 0.345135 2 h after dark 0.030273 0.0 0.060546 4 h after dark 0.70036 0.0 1.40072 8 h after dark 0.0002031235 0.0 0.000406247 12 h after dark 0.0 0.0 0.0