condition mean min max 0 h after light 120.133 117.374 122.892 4 h after light 104.8365 102.127 107.546 8 h after light 126.9845 121.841 132.128 4 h after dark 160.7585 151.301 170.216 8 h after dark 143.0685 137.687 148.45 12 h after dark 114.3055 114.275 114.336