xper,xns,xew,xco
0.100000001 , 11.3485727 , 8.76102734 , 892.650024
0.200000003 , 11.9344130 , 10.4189606 , 1031.25000
0.300000012 , 12.6930170 , 14.0360918 , 1031.25000
0.500000000 , 6.70525789 , 9.18624687 , 1031.25000
1.00000000 , 1.50914335 , 2.77952170 , 562.650024
2.00000000 , 0.797588348 , 0.581189871 , 281.325012
3.00000000 , 0.141883373 , 0.152448997 , 187.688004