xper,xns,xew,xco
0.100000001 , 7.84353539E-02 , 5.78699186E-02 , 892.650024
0.200000003 , 5.29444180E-02 , 4.68873829E-02 , 1031.25000
0.300000012 , 4.02818881E-02 , 4.17220220E-02 , 1031.25000
0.500000000 , 3.54469530E-02 , 3.40597518E-02 , 1031.25000
1.00000000 , 2.56009307E-02 , 3.13785113E-02 , 562.650024
2.00000000 , 2.11073384E-02 , 2.37089191E-02 , 281.325012
3.00000000 , 2.31161080E-02 , 2.95083653E-02 , 187.688004