xper,xns,xew,xco
0.100000001 , 3.14629269 , 1.54527724 , 973.799988
0.200000003 , 1.01587737 , 0.594360113 , 1125.00000
0.300000012 , 0.238167807 , 0.162437707 , 1125.00000
0.500000000 , 6.04863092E-02 , 6.18005171E-02 , 1125.00000
1.00000000 , 2.99730189E-02 , 3.22788507E-02 , 675.000000
2.00000000 , 2.29706354E-02 , 2.24343892E-02 , 337.500000
3.00000000 , 2.30851416E-02 , 2.39623357E-02 , 225.000000