xper,xns,xew,xco
0.100000001 , 0.334612042 , 0.225974500 , 892.650024
0.200000003 , 7.62318298E-02 , 8.85124505E-02 , 1031.25000
0.300000012 , 4.29472476E-02 , 6.09293580E-02 , 1031.25000
0.500000000 , 3.31510194E-02 , 2.81186439E-02 , 1031.25000
1.00000000 , 2.85925064E-02 , 2.78825536E-02 , 562.650024
2.00000000 , 2.64993962E-02 , 1.74736418E-02 , 281.325012
3.00000000 , 2.09217779E-02 , 2.65123919E-02 , 187.688004