xper,xns,xew,xco
0.100000001 , 0.921750069 , 1.09438336 , 892.650024
0.200000003 , 0.198467180 , 0.159829885 , 1031.25000
0.300000012 , 9.36010778E-02 , 9.30532441E-02 , 1031.25000
0.500000000 , 3.91496606E-02 , 3.12149916E-02 , 1031.25000
1.00000000 , 4.81256610E-03 , 3.76529759E-03 , 562.650024
2.00000000 , 1.63009518E-03 , 1.49110937E-03 , 281.325012
3.00000000 , 9.77840973E-04 , 8.53317906E-04 , 187.688004