xper,xns,xew,xco
0.100000001 , 8.29859599E-02 , 0.141158208 , 892.650024
0.200000003 , 4.35213931E-02 , 8.69400576E-02 , 1031.25000
0.300000012 , 2.64164358E-02 , 2.46263947E-02 , 1031.25000
0.500000000 , 6.81735761E-03 , 6.54278230E-03 , 1031.25000
1.00000000 , 1.46303640E-03 , 1.56786281E-03 , 562.650024
2.00000000 , 6.59992045E-04 , 1.12880301E-03 , 281.325012
3.00000000 , 7.67814578E-04 , 1.30795187E-03 , 187.688004