xper,xns,xew,xco
0.100000001 , 0.538750470 , 0.859145522 , 892.650024
0.200000003 , 0.229600564 , 0.185594127 , 1031.25000
0.300000012 , 6.19440787E-02 , 5.71361817E-02 , 1031.25000
0.500000000 , 2.95388643E-02 , 3.36570032E-02 , 1031.25000
1.00000000 , 3.06196176E-02 , 5.70466109E-02 , 562.650024
2.00000000 , 1.50016090E-02 , 1.02695944E-02 , 281.325012
3.00000000 , 7.34606385E-03 , 9.62386653E-03 , 187.688004