xper,xns,xew,xco
0.100000001 , 27.3062515 , 25.4342613 , 892.650024
0.200000003 , 62.1701965 , 28.7857208 , 1031.25000
0.300000012 , 60.1005249 , 23.6221752 , 1031.25000
0.500000000 , 22.4566383 , 22.1469688 , 1031.25000
1.00000000 , 8.05065918 , 7.26542377 , 562.650024
2.00000000 , 1.02659690 , 0.980528235 , 281.325012
3.00000000 , 0.468482167 , 0.444214970 , 187.688004