xper,xns,xew,xco
0.100000001 , 0.687668979 , 0.294869781 , 892.650024
0.200000003 , 0.131643817 , 0.135130331 , 1031.25000
0.300000012 , 9.03454423E-02 , 8.70818943E-02 , 1031.25000
0.500000000 , 4.70326431E-02 , 5.68590648E-02 , 1031.25000
1.00000000 , 2.82212216E-02 , 3.28746364E-02 , 562.650024
2.00000000 , 1.73328687E-02 , 3.15950923E-02 , 281.325012
3.00000000 , 2.20643487E-02 , 2.71635428E-02 , 187.688004