condition mean min max 0 h after light 69.2667 68.3053 70.2281 4 h after light 21.93755 19.6861 24.189 8 h after light 18.4908 16.5862 20.3954 4 h after dark 40.458149999999996 30.9224 49.9939 8 h after dark 52.06485 51.5756 52.5541 12 h after dark 52.679249999999996 45.6376 59.7209