xper,xns,xew,xco
0.100000001 , 0.292754024 , 0.142914921 , 892.650024
0.200000003 , 5.08748479E-02 , 7.86486939E-02 , 1031.25000
0.300000012 , 4.24802825E-02 , 4.32899855E-02 , 1031.25000
0.500000000 , 3.11280247E-02 , 2.97873747E-02 , 1031.25000
1.00000000 , 2.85991430E-02 , 2.48257108E-02 , 562.650024
2.00000000 , 2.39344034E-02 , 2.63114031E-02 , 281.325012
3.00000000 , 2.68989243E-02 , 2.12771371E-02 , 187.688004