xper,xns,xew,xco
0.100000001 , 0.293197989 , 0.438097388 , 973.799988
0.200000003 , 8.21570083E-02 , 0.107976682 , 1125.00000
0.300000012 , 9.09291655E-02 , 8.87682736E-02 , 1125.00000
0.500000000 , 4.94041257E-02 , 5.48886843E-02 , 1125.00000
1.00000000 , 5.23869172E-02 , 3.71546224E-02 , 675.000000
2.00000000 , 9.23071876E-02 , 7.91350901E-02 , 337.500000
3.00000000 , 7.29062557E-02 , 6.32170811E-02 , 225.000000