condition mean min max 0 h after light 208.5645 205.984 211.145 4 h after light 194.4105 157.744 231.077 8 h after light 407.08 372.467 441.693 4 h after dark 522.8145 431.775 613.854 8 h after dark 379.0005 359.928 398.073 12 h after dark 225.897 191.716 260.078