xper,xns,xew,xco
0.100000001 , 0.429153442 , 0.244804040 , 892.650024
0.200000003 , 5.58511429E-02 , 7.01069310E-02 , 1031.25000
0.300000012 , 2.43231319E-02 , 2.58807577E-02 , 1031.25000
0.500000000 , 1.14519550E-02 , 1.01801567E-02 , 1031.25000
1.00000000 , 2.35936395E-03 , 2.71165371E-03 , 562.650024
2.00000000 , 1.32943015E-03 , 9.89187858E-04 , 281.325012
3.00000000 , 8.74033198E-04 , 1.13827980E-03 , 187.688004