xper,xns,xew,xco
0.100000001 , 0.588180900 , 1.05994952 , 892.650024
0.200000003 , 0.176929638 , 0.175476596 , 1031.25000
0.300000012 , 6.76239058E-02 , 5.12247980E-02 , 1031.25000
0.500000000 , 1.36667471E-02 , 1.37936827E-02 , 1031.25000
1.00000000 , 3.55122774E-03 , 4.20318078E-03 , 562.650024
2.00000000 , 1.97269372E-03 , 1.75537553E-03 , 281.325012
3.00000000 , 1.57509721E-03 , 1.88400899E-03 , 187.688004