xper,xns,xew,xco
0.100000001 , 0.917032838 , 0.946327925 , 892.650024
0.200000003 , 1.50138998 , 1.68838787 , 1031.25000
0.300000012 , 2.21532631 , 1.53346157 , 1031.25000
0.500000000 , 1.94409406 , 1.55137014 , 1031.25000
1.00000000 , 0.509524345 , 1.53849053 , 562.650024
2.00000000 , 7.44555220E-02 , 0.109072007 , 281.325012
3.00000000 , 3.13326307E-02 , 5.65706566E-02 , 187.688004