xper,xns,xew,xco
0.100000001 , 8.59824568E-02 , 0.104124866 , 973.799988
0.200000003 , 1.61134303E-02 , 2.40005311E-02 , 1125.00000
0.300000012 , 1.79023650E-02 , 1.49818631E-02 , 1125.00000
0.500000000 , 5.80256479E-03 , 7.13474164E-03 , 1125.00000
1.00000000 , 1.27868925E-03 , 1.43216748E-03 , 675.000000
2.00000000 , 7.86814024E-04 , 9.07461566E-04 , 337.500000
3.00000000 , 1.05497404E-03 , 7.38262257E-04 , 225.000000