xper,xns,xew,xco
0.100000001 , 0.154449284 , 0.338771343 , 973.799988
0.200000003 , 3.46314237E-02 , 5.42144664E-02 , 1125.00000
0.300000012 , 2.96385698E-02 , 4.01185416E-02 , 1125.00000
0.500000000 , 9.21316352E-03 , 1.18282707E-02 , 1125.00000
1.00000000 , 2.41175643E-03 , 4.12041740E-03 , 675.000000
2.00000000 , 1.27041782E-03 , 1.80084305E-03 , 337.500000
3.00000000 , 9.89840599E-04 , 1.32588088E-03 , 225.000000