xper,xns,xew,xco
0.100000001 , 0.268256754 , 1.03200316 , 892.650024
0.200000003 , 0.134117633 , 0.142263129 , 1031.25000
0.300000012 , 7.98617303E-02 , 0.117503263 , 1031.25000
0.500000000 , 3.84410918E-02 , 3.35828252E-02 , 1031.25000
1.00000000 , 1.98515300E-02 , 2.33737081E-02 , 562.650024
2.00000000 , 1.74460579E-02 , 1.95540320E-02 , 281.325012
3.00000000 , 1.29144732E-02 , 8.03720579E-03 , 187.688004