condition mean min max 2 h after light 255.5119 89.8514 504.564 6 h after light 504.549 240.795 966.155 10 h after light 456.50416666666666 143.352 885.534 14 h after light 467.5428333333333 118.596 909.728 18 h after light 388.3611 98.9166 846.155 2 h after dark 221.47785 57.2795 567.466