condition mean min max 2 h after light 52.00671666666666 33.2459 63.4821 6 h after light 41.40505 35.7139 50.3062 10 h after light 53.30365 27.3596 103.71 14 h after light 56.29443333333333 26.962 84.4852 18 h after light 39.48871666666667 32.2426 53.6626 2 h after dark 105.59245 37.363 152.016