xper,xns,xew,xco
0.100000001 , 0.331676155 , 0.277457207 , 892.650024
0.200000003 , 8.86811391E-02 , 8.58877152E-02 , 1031.25000
0.300000012 , 5.77115491E-02 , 5.12282960E-02 , 1031.25000
0.500000000 , 2.72118188E-02 , 3.47445495E-02 , 1031.25000
1.00000000 , 3.44474502E-02 , 2.81705372E-02 , 562.650024
2.00000000 , 2.22219117E-02 , 1.94146950E-02 , 281.325012
3.00000000 , 2.35835575E-02 , 2.28906088E-02 , 187.688004