xper,xns,xew,xco
0.100000001 , 0.377417624 , 0.251936436 , 892.650024
0.200000003 , 7.58965388E-02 , 8.73832554E-02 , 1031.25000
0.300000012 , 4.70394306E-02 , 6.22541755E-02 , 1031.25000
0.500000000 , 3.20221633E-02 , 2.73581147E-02 , 1031.25000
1.00000000 , 2.34281980E-02 , 2.72119101E-02 , 562.650024
2.00000000 , 1.68848075E-02 , 1.70854609E-02 , 281.325012
3.00000000 , 2.68495362E-02 , 1.46795260E-02 , 187.688004