condition mean min max 3 h after light 0.8947972750000001 0.0569629 4.27716 7 h after light 0.9675763166666667 0.0277908 4.34157 11 h after light 0.8677450666666667 0.0292478 3.28545 2 h after dark 1.3757019083333333 0.0547831 4.91288 6 h after dark 1.0342322333333334 0.0715872 2.75876 10 h after dark 1.05722265 0.0 3.74195