condition mean min max 2 h after light 61.0314 54.3308 65.3613 6 h after light 82.0908 76.1144 88.0707 10 h after light 82.5427 79.8404 84.0778 2 h after dark 83.49353333333333 80.7152 85.8831 6 h after dark 81.2305 77.1526 84.8828 10 h after dark 74.81933333333333 67.0467 82.6234