xper,xns,xew,xco
0.100000001 , 0.444382310 , 0.766008079 , 973.799988
0.200000003 , 6.40317276E-02 , 0.127114341 , 1125.00000
0.300000012 , 6.30117878E-02 , 8.12325254E-02 , 1125.00000
0.500000000 , 1.83338281E-02 , 2.28370391E-02 , 1125.00000
1.00000000 , 2.20839446E-03 , 2.75910459E-03 , 675.000000
2.00000000 , 9.95495473E-04 , 1.49861176E-03 , 337.500000
3.00000000 , 1.14939734E-03 , 1.08990422E-03 , 225.000000