xper,xns,xew,xco
0.100000001 , 0.244020090 , 0.311451882 , 973.799988
0.200000003 , 6.33886307E-02 , 8.05466399E-02 , 1125.00000
0.300000012 , 6.78460672E-02 , 5.58309443E-02 , 1125.00000
0.500000000 , 2.07237229E-02 , 2.53248792E-02 , 1125.00000
1.00000000 , 2.49686209E-03 , 2.94319098E-03 , 675.000000
2.00000000 , 1.19968015E-03 , 1.21926388E-03 , 337.500000
3.00000000 , 7.50592910E-04 , 9.94326081E-04 , 225.000000