xper,xns,xew,xco
0.100000001 , 0.298600942 , 0.120771639 , 892.650024
0.200000003 , 7.11967796E-02 , 6.70226142E-02 , 1031.25000
0.300000012 , 4.17204462E-02 , 5.32328077E-02 , 1031.25000
0.500000000 , 3.52083370E-02 , 3.99393439E-02 , 1031.25000
1.00000000 , 2.50919219E-02 , 2.25390363E-02 , 562.650024
2.00000000 , 2.75822375E-02 , 2.15643793E-02 , 281.325012
3.00000000 , 2.37083305E-02 , 2.45206654E-02 , 187.688004