condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.24672516666666666 0.0 0.835514 18 h after light 0.09059733333333332 0.0 0.543584 2 h after dark 0.3293876666666667 0.0 1.17714