0 0 2.03877 10 0 4.07753 20 0 6.1163 30 0 8.15506 30 3.84615 10.1938 30 7.69231 15.7358 40 7.69231 21.2777 40 11.5385 26.8197 50 11.5385 32.3616 60 11.5385 37.9035 70 11.5385