xper,xns,xew,xco
0.100000001 , 2.26380955E-02 , 3.26315351E-02 , 892.650024
0.200000003 , 3.52181420E-02 , 2.80129872E-02 , 1031.25000
0.300000012 , 1.77160371E-02 , 1.42751271E-02 , 1031.25000
0.500000000 , 6.04965724E-03 , 5.18851401E-03 , 1031.25000
1.00000000 , 1.24254124E-03 , 1.53515080E-03 , 562.650024
2.00000000 , 9.28309863E-04 , 1.23917230E-03 , 281.325012
3.00000000 , 6.84323837E-04 , 1.35346153E-03 , 187.688004