xper,xns,xew,xco
0.100000001 , 0.588208377 , 1.05995405 , 892.650024
0.200000003 , 0.176880896 , 0.175480545 , 1031.25000
0.300000012 , 6.75686523E-02 , 5.12289219E-02 , 1031.25000
0.500000000 , 1.36911301E-02 , 1.37981614E-02 , 1031.25000
1.00000000 , 3.59358499E-03 , 4.20753425E-03 , 562.650024
2.00000000 , 1.97426626E-03 , 1.75909116E-03 , 281.325012
3.00000000 , 1.62771181E-03 , 1.88406184E-03 , 187.688004