xper,xns,xew,xco
0.100000001 , 0.501244724 , 0.533626616 , 973.799988
0.200000003 , 0.483845383 , 0.390257359 , 1125.00000
0.300000012 , 0.206863701 , 0.165946051 , 1125.00000
0.500000000 , 5.30506708E-02 , 4.50815819E-02 , 1125.00000
1.00000000 , 7.71695795E-03 , 1.56191913E-02 , 675.000000
2.00000000 , 2.68118177E-03 , 7.46765547E-03 , 337.500000
3.00000000 , 2.13023461E-03 , 4.71110269E-03 , 225.000000