xper,xns,xew,xco
0.100000001 , 0.962240219 , 1.27577198 , 892.650024
0.200000003 , 0.399592072 , 0.342579991 , 1031.25000
0.300000012 , 8.04260522E-02 , 7.87977353E-02 , 1031.25000
0.500000000 , 3.22134681E-02 , 3.08042224E-02 , 1031.25000
1.00000000 , 7.25377258E-03 , 7.11686164E-03 , 562.650024
2.00000000 , 2.85356049E-03 , 3.41703277E-03 , 281.325012
3.00000000 , 2.63407012E-03 , 1.19237369E-03 , 187.688004