condition mean min max 2 h after light 80.58956666666667 55.0693 99.7829 6 h after light 61.19075 42.5815 82.4782 10 h after light 49.254083333333334 34.9761 63.1307 14 h after light 47.9478 29.4872 63.513 18 h after light 47.057116666666666 37.5733 53.0428 2 h after dark 71.4257 49.1666 91.959