xper,xns,xew,xco
0.100000001 , 0.784631670 , 0.500502586 , 892.650024
0.200000003 , 0.199593171 , 0.185829937 , 1031.25000
0.300000012 , 0.116250798 , 8.44078586E-02 , 1031.25000
0.500000000 , 6.06743619E-02 , 5.07387556E-02 , 1031.25000
1.00000000 , 3.59076001E-02 , 2.95276772E-02 , 562.650024
2.00000000 , 2.62292922E-02 , 1.86435860E-02 , 281.325012
3.00000000 , 1.59224626E-02 , 1.26973381E-02 , 187.688004