xper,xns,xew,xco
0.100000001 , 0.939132810 , 0.344187409 , 892.650024
0.200000003 , 8.72062594E-02 , 6.69891313E-02 , 1031.25000
0.300000012 , 6.36339113E-02 , 5.34169227E-02 , 1031.25000
0.500000000 , 3.39921787E-02 , 3.74959782E-02 , 1031.25000
1.00000000 , 2.77461577E-02 , 3.99285816E-02 , 562.650024
2.00000000 , 2.45674476E-02 , 2.68817898E-02 , 281.325012
3.00000000 , 2.30244510E-02 , 2.60162037E-02 , 187.688004