xper,xns,xew,xco
0.100000001 , 1.41909826 , 1.98200393 , 892.650024
0.200000003 , 0.175947085 , 0.171075553 , 1031.25000
0.300000012 , 9.05777067E-02 , 7.46750981E-02 , 1031.25000
0.500000000 , 4.24658358E-02 , 3.41941379E-02 , 1031.25000
1.00000000 , 2.74193324E-02 , 2.55489871E-02 , 562.650024
2.00000000 , 2.94244140E-02 , 1.82701908E-02 , 281.325012
3.00000000 , 2.10354272E-02 , 2.18188316E-02 , 187.688004