xper,xns,xew,xco
0.100000001 , 0.282513648 , 0.410243362 , 892.650024
0.200000003 , 5.64136989E-02 , 9.13180336E-02 , 1031.25000
0.300000012 , 7.02872723E-02 , 5.98738790E-02 , 1031.25000
0.500000000 , 2.24005096E-02 , 2.09929831E-02 , 1031.25000
1.00000000 , 2.15087645E-03 , 3.06297862E-03 , 562.650024
2.00000000 , 1.03417714E-03 , 1.54506648E-03 , 281.325012
3.00000000 , 7.69839098E-04 , 1.15424755E-03 , 187.688004