xper,xns,xew,xco
0.100000001 , 0.273742884 , 0.657058120 , 892.650024
0.200000003 , 8.23623538E-02 , 0.133955225 , 1031.25000
0.300000012 , 6.11542165E-02 , 9.12476704E-02 , 1031.25000
0.500000000 , 3.57919484E-02 , 2.97884475E-02 , 1031.25000
1.00000000 , 2.78858980E-03 , 3.36731458E-03 , 562.650024
2.00000000 , 1.35397259E-03 , 1.58925424E-03 , 281.325012
3.00000000 , 8.79458210E-04 , 1.29332347E-03 , 187.688004