xper,xns,xew,xco
0.100000001 , 0.778112948 , 0.626955569 , 973.799988
0.200000003 , 0.149425089 , 9.86266434E-02 , 1125.00000
0.300000012 , 6.19609579E-02 , 8.34159181E-02 , 1125.00000
0.500000000 , 3.27675939E-02 , 3.68233807E-02 , 1125.00000
1.00000000 , 3.27983089E-02 , 2.36277170E-02 , 675.000000
2.00000000 , 2.18527056E-02 , 2.53824480E-02 , 337.500000
3.00000000 , 2.72813924E-02 , 1.71977244E-02 , 225.000000