xper,xns,xew,xco
0.100000001 , 0.464588642 , 0.426505029 , 892.650024
0.200000003 , 0.337158293 , 0.226423979 , 1031.25000
0.300000012 , 0.239400685 , 0.253175288 , 1031.25000
0.500000000 , 0.164083257 , 8.27390030E-02 , 1031.25000
1.00000000 , 5.02689853E-02 , 4.15977649E-02 , 562.650024
2.00000000 , 3.16012464E-02 , 2.15334427E-02 , 281.325012
3.00000000 , 2.11955868E-02 , 2.44835094E-02 , 187.688004