xper,xns,xew,xco
0.100000001 , 0.299023867 , 0.119778417 , 892.650024
0.200000003 , 7.04803839E-02 , 6.70360625E-02 , 1031.25000
0.300000012 , 4.47905660E-02 , 5.23817986E-02 , 1031.25000
0.500000000 , 3.44650149E-02 , 4.15179022E-02 , 1031.25000
1.00000000 , 2.67419592E-02 , 2.71141976E-02 , 562.650024
2.00000000 , 2.81750560E-02 , 2.14279108E-02 , 281.325012
3.00000000 , 2.29969621E-02 , 2.44233571E-02 , 187.688004