xper,xns,xew,xco
0.100000001 , 0.154134706 , 0.140735939 , 892.650024
0.200000003 , 6.57704547E-02 , 7.76597485E-02 , 1031.25000
0.300000012 , 5.62729649E-02 , 5.46166562E-02 , 1031.25000
0.500000000 , 3.77549902E-02 , 3.72816510E-02 , 1031.25000
1.00000000 , 3.19085792E-02 , 3.03371679E-02 , 562.650024
2.00000000 , 2.63316408E-02 , 2.12506633E-02 , 281.325012
3.00000000 , 1.61858387E-02 , 1.70231014E-02 , 187.688004