xper,xns,xew,xco
0.100000001 , 0.377515793 , 0.251973182 , 892.650024
0.200000003 , 7.57317543E-02 , 8.72966275E-02 , 1031.25000
0.300000012 , 4.75029089E-02 , 6.20880127E-02 , 1031.25000
0.500000000 , 3.18672061E-02 , 2.80015115E-02 , 1031.25000
1.00000000 , 2.38426644E-02 , 2.74610259E-02 , 562.650024
2.00000000 , 2.54082922E-02 , 1.66534502E-02 , 281.325012
3.00000000 , 2.74095610E-02 , 1.55069157E-02 , 187.688004