condition mean min max 0 h after light 19.45155 18.8687 20.0344 2 h after light 5.480135000000001 3.56036 7.39991 4 h after light 12.2429 10.8947 13.5911 8 h after light 9.82393 9.47626 10.1716 12 h after light 8.421615 6.29533 10.5479 2 h after dark 16.222749999999998 14.683 17.7625 4 h after dark 28.7106 27.5135 29.9077 8 h after dark 28.72315 26.7747 30.6716 12 h after dark 20.8464 20.0339 21.6589