xper,xns,xew,xco
0.100000001 , 11.3485708 , 8.76106834 , 892.650024
0.200000003 , 11.9344044 , 10.4190083 , 1031.25000
0.300000012 , 12.6930208 , 14.0361309 , 1031.25000
0.500000000 , 6.70525122 , 9.18621254 , 1031.25000
1.00000000 , 1.50914824 , 2.77948451 , 562.650024
2.00000000 , 0.797593415 , 0.581149876 , 281.325012
3.00000000 , 0.141877443 , 0.152445465 , 187.688004