xper,xns,xew,xco
0.100000001 , 1.06876755 , 0.560503960 , 892.650024
0.200000003 , 1.14249480 , 1.19897878 , 1031.25000
0.300000012 , 0.645939469 , 0.880245388 , 1031.25000
0.500000000 , 0.381513715 , 0.445947260 , 1031.25000
1.00000000 , 0.121041842 , 0.114435099 , 562.650024
2.00000000 , 3.46314833E-02 , 4.82465923E-02 , 281.325012
3.00000000 , 2.28022765E-02 , 2.85280161E-02 , 187.688004