xper,xns,xew,xco
0.100000001 , 2.52099538 , 2.74516106 , 892.650024
0.200000003 , 3.64858532 , 4.60358906 , 1031.25000
0.300000012 , 4.37354279 , 3.86110544 , 1031.25000
0.500000000 , 2.82675695 , 4.22915411 , 1031.25000
1.00000000 , 0.724924326 , 1.10287857 , 562.650024
2.00000000 , 0.202573344 , 0.188536882 , 281.325012
3.00000000 , 8.45761523E-02 , 8.49278271E-02 , 187.688004