condition mean min max 0 h after light 0.0469205 0.0 0.093841 2 h after light 0.0470039 0.0 0.0940078 4 h after light 0.0459929 0.0 0.0919858 8 h after light 0.0 0.0 0.0 12 h after light 0.0471248 0.0 0.0942496 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0