condition mean min max 2 h after light 66.54898333333333 60.7754 72.2784 6 h after light 50.76075 42.8235 64.5273 10 h after light 38.45975 31.455 43.9761 14 h after light 29.68335 22.2578 37.8335 18 h after light 39.24176666666666 31.3218 49.1935 2 h after dark 29.52616666666667 20.4938 35.3925