xper,xns,xew,xco
0.100000001 , 0.588209689 , 1.05995452 , 892.650024
0.200000003 , 0.176884830 , 0.175480545 , 1031.25000
0.300000012 , 6.75741658E-02 , 5.12290485E-02 , 1031.25000
0.500000000 , 1.36931222E-02 , 1.37985852E-02 , 1031.25000
1.00000000 , 3.59145971E-03 , 4.20823926E-03 , 562.650024
2.00000000 , 1.97216426E-03 , 1.76841277E-03 , 281.325012
3.00000000 , 1.62286533E-03 , 1.88927958E-03 , 187.688004