xper,xns,xew,xco
0.100000001 , 0.708209038 , 0.624918342 , 892.650024
0.200000003 , 0.216784000 , 0.198606849 , 1031.25000
0.300000012 , 9.03452858E-02 , 7.73781911E-02 , 1031.25000
0.500000000 , 4.06887494E-02 , 4.10138331E-02 , 1031.25000
1.00000000 , 3.25355753E-02 , 3.51966396E-02 , 562.650024
2.00000000 , 2.79082060E-02 , 3.72306071E-02 , 281.325012
3.00000000 , 2.60662530E-02 , 2.43491922E-02 , 187.688004