xper,xns,xew,xco
0.100000001 , 0.477529913 , 0.308177888 , 892.650024
0.200000003 , 9.86979902E-02 , 9.99936983E-02 , 1031.25000
0.300000012 , 8.19403306E-02 , 7.84293637E-02 , 1031.25000
0.500000000 , 4.39861231E-02 , 4.27330248E-02 , 1031.25000
1.00000000 , 2.81424318E-02 , 3.96282449E-02 , 562.650024
2.00000000 , 2.47554909E-02 , 2.54281517E-02 , 281.325012
3.00000000 , 2.51799449E-02 , 2.55326126E-02 , 187.688004