xper,xns,xew,xco
0.100000001 , 0.232339516 , 0.167146623 , 892.650024
0.200000003 , 9.98664945E-02 , 0.136293963 , 1031.25000
0.300000012 , 8.54205042E-02 , 6.96147010E-02 , 1031.25000
0.500000000 , 5.15107736E-02 , 5.06102182E-02 , 1031.25000
1.00000000 , 3.18139121E-02 , 2.71532629E-02 , 562.650024
2.00000000 , 2.38822103E-02 , 2.55221091E-02 , 281.325012
3.00000000 , 2.22472530E-02 , 1.94379557E-02 , 187.688004