xper,xns,xew,xco
0.100000001 , 0.869258523 , 0.644462764 , 892.650024
0.200000003 , 0.166061088 , 0.218635097 , 1031.25000
0.300000012 , 7.58650005E-02 , 9.41209346E-02 , 1031.25000
0.500000000 , 4.02486585E-02 , 5.12576886E-02 , 1031.25000
1.00000000 , 2.72446051E-02 , 2.51491591E-02 , 562.650024
2.00000000 , 2.90950034E-02 , 1.87550932E-02 , 281.325012
3.00000000 , 2.78008506E-02 , 2.06042249E-02 , 187.688004