xper,xns,xew,xco
0.100000001 , 0.912464023 , 1.15278780 , 892.650024
0.200000003 , 0.129621521 , 0.199102700 , 1031.25000
0.300000012 , 8.66900310E-02 , 9.76049304E-02 , 1031.25000
0.500000000 , 5.15927151E-02 , 3.67412567E-02 , 1031.25000
1.00000000 , 2.92078964E-02 , 2.64041796E-02 , 562.650024
2.00000000 , 2.71434505E-02 , 2.31388994E-02 , 281.325012
3.00000000 , 2.81309951E-02 , 1.98259279E-02 , 187.688004