xper,xns,xew,xco
0.100000001 , 0.187684640 , 0.158691138 , 892.650024
0.200000003 , 0.124415062 , 0.113339454 , 1031.25000
0.300000012 , 3.31934206E-02 , 2.48395652E-02 , 1031.25000
0.500000000 , 9.26334225E-03 , 6.67742314E-03 , 1031.25000
1.00000000 , 1.67747459E-03 , 1.87115907E-03 , 562.650024
2.00000000 , 9.50790592E-04 , 8.70155811E-04 , 281.325012
3.00000000 , 9.67031054E-04 , 9.31859715E-04 , 187.688004