xper,xns,xew,xco
0.100000001 , 8.59917849E-02 , 0.176828995 , 973.799988
0.200000003 , 1.61089990E-02 , 2.52112430E-02 , 1125.00000
0.300000012 , 1.79070868E-02 , 1.49995508E-02 , 1125.00000
0.500000000 , 5.79736568E-03 , 7.15261139E-03 , 1125.00000
1.00000000 , 1.28498033E-03 , 1.43421465E-03 , 675.000000
2.00000000 , 7.85029028E-04 , 8.96853569E-04 , 337.500000
3.00000000 , 1.05015095E-03 , 8.41552333E-04 , 225.000000