xper,xns,xew,xco
0.100000001 , 0.490067720 , 0.331781983 , 892.650024
0.200000003 , 6.86251894E-02 , 6.82995915E-02 , 1031.25000
0.300000012 , 4.79642674E-02 , 5.39746173E-02 , 1031.25000
0.500000000 , 3.40370871E-02 , 3.28196958E-02 , 1031.25000
1.00000000 , 2.82941405E-02 , 3.19537446E-02 , 562.650024
2.00000000 , 2.43292730E-02 , 2.38206983E-02 , 281.325012
3.00000000 , 1.98493823E-02 , 2.49211919E-02 , 187.688004