xper,xns,xew,xco
0.100000001 , 0.173691362 , 0.265476644 , 892.650024
0.200000003 , 5.27132936E-02 , 7.68055692E-02 , 1031.25000
0.300000012 , 4.51559462E-02 , 5.21830730E-02 , 1031.25000
0.500000000 , 1.50959836E-02 , 1.81726608E-02 , 1031.25000
1.00000000 , 1.73335685E-03 , 1.65515626E-03 , 562.650024
2.00000000 , 9.69717337E-04 , 1.52885169E-03 , 281.325012
3.00000000 , 7.86652032E-04 , 9.15123033E-04 , 187.688004