xper,xns,xew,xco
0.100000001 , 2.66874409 , 2.50696087 , 892.650024
0.200000003 , 5.02832508 , 3.02463460 , 1031.25000
0.300000012 , 5.29386663 , 3.68161082 , 1031.25000
0.500000000 , 3.93585134 , 2.74915838 , 1031.25000
1.00000000 , 0.859396398 , 1.04160929 , 562.650024
2.00000000 , 0.249722302 , 0.285234362 , 281.325012
3.00000000 , 8.85801911E-02 , 8.89019147E-02 , 187.688004