xper,xns,xew,xco
0.100000001 , 8.45243409E-02 , 0.228192940 , 973.799988
0.200000003 , 3.44249830E-02 , 3.39900069E-02 , 1125.00000
0.300000012 , 2.45861709E-02 , 3.01772989E-02 , 1125.00000
0.500000000 , 7.95945991E-03 , 7.87101965E-03 , 1125.00000
1.00000000 , 1.57690817E-03 , 1.34242140E-03 , 675.000000
2.00000000 , 1.02463667E-03 , 1.03025604E-03 , 337.500000
3.00000000 , 9.02360538E-04 , 9.75846895E-04 , 225.000000