xper,xns,xew,xco
0.100000001 , 0.253047943 , 0.567426980 , 973.799988
0.200000003 , 8.16025585E-02 , 9.74915773E-02 , 1125.00000
0.300000012 , 7.01108202E-02 , 7.34985098E-02 , 1125.00000
0.500000000 , 2.27359310E-02 , 2.32784469E-02 , 1125.00000
1.00000000 , 2.84778047E-03 , 5.21140173E-03 , 675.000000
2.00000000 , 1.31195027E-03 , 2.35400605E-03 , 337.500000
3.00000000 , 8.65002279E-04 , 1.82173273E-03 , 225.000000