xper,xns,xew,xco
0.100000001 , 0.920836747 , 1.26869583 , 892.650024
0.200000003 , 1.50123560 , 1.67896795 , 1031.25000
0.300000012 , 2.21514392 , 1.92102098 , 1031.25000
0.500000000 , 2.51267529 , 3.23054910 , 1031.25000
1.00000000 , 0.529784143 , 1.53777230 , 562.650024
2.00000000 , 8.13485086E-02 , 0.163975686 , 281.325012
3.00000000 , 3.32007967E-02 , 5.43968715E-02 , 187.688004