xper,xns,xew,xco
0.100000001 , 0.168371737 , 0.138608515 , 892.650024
0.200000003 , 5.58585301E-02 , 5.22185750E-02 , 1031.25000
0.300000012 , 5.09925708E-02 , 4.53901105E-02 , 1031.25000
0.500000000 , 3.61566544E-02 , 2.82495357E-02 , 1031.25000
1.00000000 , 3.27856466E-02 , 3.62834670E-02 , 562.650024
2.00000000 , 2.85054166E-02 , 2.53929347E-02 , 281.325012
3.00000000 , 2.54742857E-02 , 1.96305700E-02 , 187.688004