xper,xns,xew,xco
0.100000001 , 0.190669239 , 0.413333714 , 892.650024
0.200000003 , 2.98756547E-02 , 3.32063399E-02 , 1031.25000
0.300000012 , 3.15437093E-02 , 2.16977131E-02 , 1031.25000
0.500000000 , 9.56772547E-03 , 7.58517394E-03 , 1031.25000
1.00000000 , 1.42125192E-03 , 1.65235414E-03 , 562.650024
2.00000000 , 1.38104323E-03 , 1.55803049E-03 , 281.325012
3.00000000 , 9.72225331E-04 , 1.14122045E-03 , 187.688004