condition mean min max 4 h after light 0.0252845 0.0144935 0.0360755 8 h after light 0.0 0.0 0.0 12 h after light 0.011804 0.0 0.023608 4 h after dark 0.0463631 0.0 0.109901 8 h after dark 0.0 0.0 0.0 12 h after dark 0.007685133333333333 0.0 0.0230554