condition mean min max 0 h after light 0.545206 0.455597 0.634815 2 h after light 0.443154 0.356355 0.529953 4 h after light 0.5760985 0.32251 0.829687 8 h after light 0.5999255 0.544256 0.655595 12 h after light 1.30908 1.16889 1.44927 2 h after dark 2.33275 2.17851 2.48699 4 h after dark 1.653965 1.47751 1.83042 8 h after dark 1.57049 1.19003 1.95095 12 h after dark 1.003479 0.651698 1.35526