xper,xns,xew,xco
0.100000001 , 0.272600174 , 0.303858310 , 892.650024
0.200000003 , 0.104699932 , 8.22656229E-02 , 1031.25000
0.300000012 , 4.94050756E-02 , 4.51147966E-02 , 1031.25000
0.500000000 , 1.69491433E-02 , 3.95213403E-02 , 1031.25000
1.00000000 , 1.61525495E-02 , 3.04986872E-02 , 562.650024
2.00000000 , 6.05107937E-03 , 8.12936854E-03 , 281.325012
3.00000000 , 7.15581421E-03 , 6.64232438E-03 , 187.688004