xper,xns,xew,xco
0.100000001 , 0.551116228 , 1.96845388 , 892.650024
0.200000003 , 0.301058978 , 0.159864008 , 1031.25000
0.300000012 , 5.40075600E-02 , 5.21370806E-02 , 1031.25000
0.500000000 , 1.69946346E-02 , 1.92162339E-02 , 1031.25000
1.00000000 , 2.46448163E-03 , 4.56569996E-03 , 562.650024
2.00000000 , 7.78276124E-04 , 1.56942091E-03 , 281.325012
3.00000000 , 7.62547075E-04 , 1.11651933E-03 , 187.688004