xper,xns,xew,xco
0.100000001 , 8.15206718 , 11.7337179 , 892.650024
0.200000003 , 19.4211617 , 15.3931932 , 1031.25000
0.300000012 , 13.7469730 , 26.5360336 , 1031.25000
0.500000000 , 7.32757235 , 16.9401836 , 1031.25000
1.00000000 , 2.70171762 , 4.73254490 , 562.650024
2.00000000 , 0.834676027 , 1.10627854 , 281.325012
3.00000000 , 0.350983769 , 0.374356359 , 187.688004