xper,xns,xew,xco
0.100000001 , 11.3958769 , 8.37405205 , 892.650024
0.200000003 , 11.8782082 , 10.2102089 , 1031.25000
0.300000012 , 12.7123652 , 13.8637753 , 1031.25000
0.500000000 , 6.68687630 , 9.13266087 , 1031.25000
1.00000000 , 1.51202381 , 2.78904724 , 562.650024
2.00000000 , 0.798186302 , 0.580635607 , 281.325012
3.00000000 , 0.142030463 , 0.152010232 , 187.688004