xper,xns,xew,xco
0.100000001 , 0.544949830 , 0.262742907 , 892.650024
0.200000003 , 0.110729568 , 0.109437332 , 1031.25000
0.300000012 , 7.60150179E-02 , 7.07820207E-02 , 1031.25000
0.500000000 , 3.60761359E-02 , 3.72318439E-02 , 1031.25000
1.00000000 , 3.01876049E-02 , 3.52480859E-02 , 562.650024
2.00000000 , 2.54473984E-02 , 2.58502234E-02 , 281.325012
3.00000000 , 2.54362319E-02 , 2.08558086E-02 , 187.688004