xper,xns,xew,xco
0.100000001 , 1.06821799 , 0.560385764 , 892.650024
0.200000003 , 1.14194417 , 1.19885612 , 1031.25000
0.300000012 , 0.645358860 , 0.880118251 , 1031.25000
0.500000000 , 0.382375062 , 0.446096838 , 1031.25000
1.00000000 , 0.120406188 , 0.114315115 , 562.650024
2.00000000 , 3.40109617E-02 , 4.84024175E-02 , 281.325012
3.00000000 , 2.36273166E-02 , 2.83834152E-02 , 187.688004