xper,xns,xew,xco
0.100000001 , 0.379446328 , 0.395001590 , 892.650024
0.200000003 , 0.341053724 , 0.455793172 , 1031.25000
0.300000012 , 9.85395834E-02 , 6.88371584E-02 , 1031.25000
0.500000000 , 1.42542887E-02 , 1.45907672E-02 , 1031.25000
1.00000000 , 4.61414829E-03 , 4.51751007E-03 , 562.650024
2.00000000 , 2.96260975E-03 , 1.60453422E-03 , 281.325012
3.00000000 , 2.13873992E-03 , 1.55740930E-03 , 187.688004