xper,xns,xew,xco
0.100000001 , 0.363797277 , 0.402541071 , 892.650024
0.200000003 , 7.70629346E-02 , 0.104778312 , 1031.25000
0.300000012 , 5.00805192E-02 , 6.80383369E-02 , 1031.25000
0.500000000 , 3.22008319E-02 , 4.61471193E-02 , 1031.25000
1.00000000 , 2.30057519E-02 , 3.30788828E-02 , 562.650024
2.00000000 , 2.05853917E-02 , 1.74449347E-02 , 281.325012
3.00000000 , 2.18375120E-02 , 2.00190023E-02 , 187.688004