xper,xns,xew,xco
0.100000001 , 0.787774563 , 0.820320904 , 892.650024
0.200000003 , 0.110993803 , 0.120278597 , 1031.25000
0.300000012 , 6.88932166E-02 , 6.04891144E-02 , 1031.25000
0.500000000 , 3.12246662E-02 , 3.10164820E-02 , 1031.25000
1.00000000 , 3.02203055E-02 , 2.29557008E-02 , 562.650024
2.00000000 , 2.09930092E-02 , 1.76702999E-02 , 281.325012
3.00000000 , 1.81575920E-02 , 1.72363035E-02 , 187.688004