condition mean min max 4 h after light 307.52729999999997 268.5807 334.7903 8 h after light 75.73939 50.108779999999996 101.9499 12 h after light 22.55055 19.86463 25.93571 16 h after light 50.221599999999995 40.43443 65.12436 4 h after dark 81.07728666666667 63.57056 98.6921 8 h after dark 186.1701 123.6605 238.785