condition mean min max 3 h after light 55.52963333333334 38.0437 68.1837 6 h after light 158.84733333333332 100.572 247.42 9 h after light 140.43 126.916 166.189 12 h after light 96.0506 70.049 147.981 3 h after dark 27.6735 12.9639 56.8069 6 h after dark 15.477833333333333 10.0438 23.369 9 h after dark 7.85053 6.16174 9.08151 12 h after dark 9.254973333333334 2.82543 15.8009