xper,xns,xew,xco
0.100000001 , 0.478811860 , 0.308155924 , 892.650024
0.200000003 , 9.89740416E-02 , 9.97136235E-02 , 1031.25000
0.300000012 , 8.00426379E-02 , 7.87599832E-02 , 1031.25000
0.500000000 , 4.35530134E-02 , 4.25892659E-02 , 1031.25000
1.00000000 , 2.80791987E-02 , 3.92617211E-02 , 562.650024
2.00000000 , 2.39146389E-02 , 2.62745693E-02 , 281.325012
3.00000000 , 2.64078826E-02 , 2.54049990E-02 , 187.688004