condition mean min max 4 h after light 38.24736 16.43627 67.50761999999999 8 h after light 22.05097 18.89454 25.28424 12 h after light 32.14102333333334 24.87079 43.1458 16 h after light 45.28065333333333 32.41578 52.14638 4 h after dark 38.98526333333333 37.4649 40.45551 8 h after dark 23.39869 17.71288 29.592609999999997