xper,xns,xew,xco
0.100000001 , 8.15210247 , 11.7336626 , 892.650024
0.200000003 , 19.4211960 , 15.3931398 , 1031.25000
0.300000012 , 13.7469435 , 26.5360928 , 1031.25000
0.500000000 , 7.32753897 , 16.9402351 , 1031.25000
1.00000000 , 2.70174932 , 4.73259878 , 562.650024
2.00000000 , 0.834738314 , 1.10632992 , 281.325012
3.00000000 , 0.350927413 , 0.374410629 , 187.688004