xper,xns,xew,xco
0.100000001 , 0.290468365 , 0.143785983 , 892.650024
0.200000003 , 5.15640266E-02 , 7.76895583E-02 , 1031.25000
0.300000012 , 4.42380756E-02 , 4.28047776E-02 , 1031.25000
0.500000000 , 2.65092440E-02 , 2.62326933E-02 , 1031.25000
1.00000000 , 2.75329985E-02 , 2.46147458E-02 , 562.650024
2.00000000 , 2.25936230E-02 , 2.56056245E-02 , 281.325012
3.00000000 , 2.20189244E-02 , 1.98067017E-02 , 187.688004