xper,xns,xew,xco
0.100000001 , 0.488526374 , 0.536336482 , 1190.19995
0.200000003 , 0.652012527 , 1.23139155 , 1375.00000
0.300000012 , 1.94404423 , 1.92049634 , 1375.00000
0.500000000 , 0.465620697 , 0.560536683 , 1375.00000
1.00000000 , 4.88767959E-02 , 5.73972426E-02 , 800.250000
2.00000000 , 1.18462890E-02 , 1.25600751E-02 , 399.850006
3.00000000 , 5.60308294E-03 , 5.57337096E-03 , 266.750000