xper,xns,xew,xco
0.100000001 , 4.35956009E-02 , 5.92606366E-02 , 973.799988
0.200000003 , 3.97016518E-02 , 2.88912226E-02 , 1125.00000
0.300000012 , 3.46912555E-02 , 2.69518532E-02 , 1125.00000
0.500000000 , 6.14657206E-03 , 5.08831115E-03 , 1125.00000
1.00000000 , 2.17598281E-03 , 1.77749782E-03 , 675.000000
2.00000000 , 6.59777725E-04 , 7.87280151E-04 , 337.500000
3.00000000 , 5.73625846E-04 , 8.53847305E-04 , 225.000000