xper,xns,xew,xco
0.100000001 , 0.882684886 , 0.849102974 , 892.650024
0.200000003 , 0.104049504 , 0.107358962 , 1031.25000
0.300000012 , 5.71469404E-02 , 5.99688925E-02 , 1031.25000
0.500000000 , 3.33542749E-02 , 2.99987383E-02 , 1031.25000
1.00000000 , 3.03408056E-02 , 2.39686351E-02 , 562.650024
2.00000000 , 3.04504409E-02 , 2.03255266E-02 , 281.325012
3.00000000 , 2.77191624E-02 , 2.06315368E-02 , 187.688004