condition mean min max 2 h after light 0.2822578333333333 0.0 1.0263 6 h after light 0.7258771666666667 0.0 2.38317 10 h after light 0.8331885 0.0 1.8222 14 h after light 1.2321235 0.231148 3.61801 18 h after light 0.9129915 0.0 3.01137 2 h after dark 0.4090066666666667 0.0 1.46411