xper,xns,xew,xco
0.100000001 , 0.309692770 , 0.507082343 , 892.650024
0.200000003 , 9.78372395E-02 , 0.128185079 , 1031.25000
0.300000012 , 7.18308240E-02 , 7.14858621E-02 , 1031.25000
0.500000000 , 6.71429411E-02 , 6.19218200E-02 , 1031.25000
1.00000000 , 2.74409857E-02 , 3.81371304E-02 , 562.650024
2.00000000 , 1.83339491E-02 , 1.49922771E-02 , 281.325012
3.00000000 , 1.29415607E-02 , 7.92318117E-03 , 187.688004