xper,xns,xew,xco
0.100000001 , 0.337460041 , 0.298050374 , 973.799988
0.200000003 , 0.383277178 , 0.110516809 , 1125.00000
0.300000012 , 5.63506745E-02 , 5.02052158E-02 , 1125.00000
0.500000000 , 1.96736250E-02 , 1.42185166E-02 , 1125.00000
1.00000000 , 3.66990990E-03 , 2.07490940E-03 , 675.000000
2.00000000 , 1.17894285E-03 , 1.07035285E-03 , 337.500000
3.00000000 , 9.90906265E-04 , 9.97977448E-04 , 225.000000