xper,xns,xew,xco
0.100000001 , 1.41850531 , 1.98311448 , 892.650024
0.200000003 , 0.176540703 , 0.172206923 , 1031.25000
0.300000012 , 9.44497958E-02 , 7.41401464E-02 , 1031.25000
0.500000000 , 4.20420058E-02 , 4.01064269E-02 , 1031.25000
1.00000000 , 2.77641434E-02 , 2.47755274E-02 , 562.650024
2.00000000 , 2.95396186E-02 , 3.10236681E-02 , 281.325012
3.00000000 , 2.10422818E-02 , 2.30471008E-02 , 187.688004