xper,xns,xew,xco
0.100000001 , 0.489774436 , 0.332209975 , 892.650024
0.200000003 , 6.90089390E-02 , 8.89790058E-02 , 1031.25000
0.300000012 , 4.87901717E-02 , 5.44837601E-02 , 1031.25000
0.500000000 , 3.76368128E-02 , 3.13892886E-02 , 1031.25000
1.00000000 , 2.97996681E-02 , 3.80701795E-02 , 562.650024
2.00000000 , 2.51949094E-02 , 2.37716716E-02 , 281.325012
3.00000000 , 2.31362116E-02 , 2.61614993E-02 , 187.688004