xper,xns,xew,xco
0.100000001 , 27.3063736 , 25.4343395 , 892.650024
0.200000003 , 62.1703453 , 28.7858200 , 1031.25000
0.300000012 , 60.1006546 , 23.6222401 , 1031.25000
0.500000000 , 22.4565182 , 22.1469059 , 1031.25000
1.00000000 , 8.05050468 , 7.26535130 , 562.650024
2.00000000 , 1.02672303 , 0.980605304 , 281.325012
3.00000000 , 0.468627006 , 0.444171727 , 187.688004