0 0.86167 5 0.85788 10 0.84949 15 0.83605 20 0.8171 25 0.79271 30 0.76456 35 0.7373 40 0.71871 45 0.71618 50 0.73085 55 0.75658 60 0.78513 65 0.81087 70 0.8314 75 0.84634 80 0.85607 85 0.86108