xper,xns,xew,xco
0.100000001 , 0.984557688 , 0.710400403 , 892.650024
0.200000003 , 0.226607323 , 0.201647207 , 1031.25000
0.300000012 , 9.66678560E-02 , 9.10838842E-02 , 1031.25000
0.500000000 , 3.89085859E-02 , 3.99587043E-02 , 1031.25000
1.00000000 , 3.34780924E-02 , 2.56111752E-02 , 562.650024
2.00000000 , 2.94229165E-02 , 1.96586624E-02 , 281.325012
3.00000000 , 2.36836858E-02 , 1.79712977E-02 , 187.688004