xper,xns,xew,xco
0.100000001 , 0.509518385 , 0.406682819 , 892.650024
0.200000003 , 5.84457815E-02 , 8.84977654E-02 , 1031.25000
0.300000012 , 5.51710874E-02 , 5.77614233E-02 , 1031.25000
0.500000000 , 9.34466999E-03 , 8.73357151E-03 , 1031.25000
1.00000000 , 2.82757310E-03 , 2.20923405E-03 , 562.650024
2.00000000 , 1.52240251E-03 , 1.32474967E-03 , 281.325012
3.00000000 , 1.22223690E-03 , 1.03882723E-03 , 187.688004