xper,xns,xew,xco
0.100000001 , 0.488454342 , 0.536367118 , 1190.19995
0.200000003 , 0.652094364 , 1.23142660 , 1375.00000
0.300000012 , 1.94399536 , 1.92046010 , 1375.00000
0.500000000 , 0.465669304 , 0.560571730 , 1375.00000
1.00000000 , 4.87947240E-02 , 5.74324541E-02 , 800.250000
2.00000000 , 1.17645878E-02 , 1.25955967E-02 , 399.850006
3.00000000 , 5.52226091E-03 , 5.63928066E-03 , 266.750000