xper,xns,xew,xco
0.100000001 , 2.50694454E-02 , 3.95678766E-02 , 973.799988
0.200000003 , 1.74136143E-02 , 2.46710498E-02 , 1125.00000
0.300000012 , 1.73648261E-02 , 2.09597480E-02 , 1125.00000
0.500000000 , 6.95347926E-03 , 1.26351733E-02 , 1125.00000
1.00000000 , 1.67719694E-03 , 1.46124163E-03 , 675.000000
2.00000000 , 1.11359544E-03 , 9.54089279E-04 , 337.500000
3.00000000 , 6.54997188E-04 , 1.04627700E-03 , 225.000000