xper,xns,xew,xco
0.100000001 , 0.365169555 , 0.763891041 , 973.799988
0.200000003 , 6.42880127E-02 , 9.99192446E-02 , 1125.00000
0.300000012 , 5.10754548E-02 , 5.74487150E-02 , 1125.00000
0.500000000 , 1.94082260E-02 , 1.79582890E-02 , 1125.00000
1.00000000 , 2.80965283E-03 , 2.49383273E-03 , 675.000000
2.00000000 , 1.34409301E-03 , 1.00800884E-03 , 337.500000
3.00000000 , 9.00485320E-04 , 9.15274781E-04 , 225.000000