xper,xns,xew,xco
0.100000001 , 0.477292329 , 0.256965518 , 892.650024
0.200000003 , 6.79437593E-02 , 9.03691724E-02 , 1031.25000
0.300000012 , 4.71158624E-02 , 5.43700829E-02 , 1031.25000
0.500000000 , 3.82635109E-02 , 2.81227566E-02 , 1031.25000
1.00000000 , 2.77310926E-02 , 2.45850943E-02 , 562.650024
2.00000000 , 3.00412793E-02 , 2.08209362E-02 , 281.325012
3.00000000 , 2.50234175E-02 , 2.73741819E-02 , 187.688004