0	0.82384
5	0.81339
10	0.79598
15	0.77065
20	0.73697
25	0.69667
30	0.65622
35	0.62772
40	0.62322
45	0.64442
50	0.68135
55	0.72156
60	0.75722
65	0.7854
70	0.80588
75	0.81939
80	0.82665
85	0.82813