xper,xns,xew,xco
0.100000001 , 0.814412475 , 1.27977109 , 892.650024
0.200000003 , 1.32350147 , 0.915222704 , 1031.25000
0.300000012 , 1.39844036 , 0.863249898 , 1031.25000
0.500000000 , 0.724168062 , 0.470015019 , 1031.25000
1.00000000 , 0.119522519 , 0.115127102 , 562.650024
2.00000000 , 2.52136160E-02 , 1.82424467E-02 , 281.325012
3.00000000 , 8.83915555E-03 , 7.56668439E-03 , 187.688004