xper,xns,xew,xco
0.100000001 , 0.407862812 , 0.673844635 , 892.650024
0.200000003 , 0.117512777 , 0.187778592 , 1031.25000
0.300000012 , 7.12660253E-02 , 9.35267434E-02 , 1031.25000
0.500000000 , 3.21525671E-02 , 3.53668369E-02 , 1031.25000
1.00000000 , 6.74064178E-03 , 4.13488969E-03 , 562.650024
2.00000000 , 2.03262130E-03 , 1.45298894E-03 , 281.325012
3.00000000 , 1.17361837E-03 , 1.35634781E-03 , 187.688004