condition mean min max 2 h after light 0.04078461666666667 0.0 0.17804 6 h after light 0.0347748 0.0 0.143785 10 h after light 0.020444666666666667 0.0 0.122668 14 h after light 0.022820666666666666 0.0 0.0750759 18 h after light 0.00868945 0.0 0.0521367 2 h after dark 0.0 0.0 0.0