xper,xns,xew,xco
0.100000001 , 0.198626876 , 0.286047161 , 1190.19995
0.200000003 , 0.226004049 , 0.260986805 , 1375.00000
0.300000012 , 0.306209266 , 0.216623470 , 1375.00000
0.500000000 , 8.55307579E-02 , 0.110431097 , 1375.00000
1.00000000 , 3.24298330E-02 , 3.14257666E-02 , 800.250000
2.00000000 , 9.92152281E-03 , 7.20982719E-03 , 399.850006
3.00000000 , 6.08101999E-03 , 3.91626172E-03 , 266.750000