xper,xns,xew,xco
0.100000001 , 7.73198158E-02 , 5.50040789E-02 , 892.650024
0.200000003 , 5.09824269E-02 , 4.76912223E-02 , 1031.25000
0.300000012 , 3.87911312E-02 , 4.20789532E-02 , 1031.25000
0.500000000 , 3.45528498E-02 , 3.45588662E-02 , 1031.25000
1.00000000 , 2.20851563E-02 , 3.04520298E-02 , 562.650024
2.00000000 , 2.11184472E-02 , 2.27042083E-02 , 281.325012
3.00000000 , 2.06606779E-02 , 2.89224796E-02 , 187.688004