xper,xns,xew,xco
0.100000001 , 0.232109383 , 0.167146623 , 892.650024
0.200000003 , 9.95528400E-02 , 0.136293963 , 1031.25000
0.300000012 , 8.53109807E-02 , 6.96147010E-02 , 1031.25000
0.500000000 , 5.13455383E-02 , 5.06102182E-02 , 1031.25000
1.00000000 , 3.16458046E-02 , 2.71532629E-02 , 562.650024
2.00000000 , 2.46094242E-02 , 2.55221091E-02 , 281.325012
3.00000000 , 2.21447293E-02 , 1.94379557E-02 , 187.688004