xper,xns,xew,xco
0.100000001 , 0.190673888 , 0.413325399 , 892.650024
0.200000003 , 2.98638139E-02 , 3.32148075E-02 , 1031.25000
0.300000012 , 3.15401256E-02 , 2.16887668E-02 , 1031.25000
0.500000000 , 9.57741588E-03 , 7.59491371E-03 , 1031.25000
1.00000000 , 1.43261417E-03 , 1.61424559E-03 , 562.650024
2.00000000 , 1.37146248E-03 , 1.59865292E-03 , 281.325012
3.00000000 , 9.88695072E-04 , 1.06304954E-03 , 187.688004