xper,xns,xew,xco
0.100000001 , 0.296600848 , 0.324851334 , 892.650024
0.200000003 , 0.113962799 , 7.96055421E-02 , 1031.25000
0.300000012 , 6.96010888E-02 , 3.92067730E-02 , 1031.25000
0.500000000 , 2.66748592E-02 , 2.69836355E-02 , 1031.25000
1.00000000 , 8.24447442E-03 , 9.69450176E-03 , 562.650024
2.00000000 , 5.23967622E-03 , 4.90455329E-03 , 281.325012
3.00000000 , 2.48692464E-03 , 2.06451258E-03 , 187.688004