xper,xns,xew,xco
0.100000001 , 8.15201569 , 11.7337532 , 892.650024
0.200000003 , 19.4211197 , 15.3932247 , 1031.25000
0.300000012 , 13.7470388 , 26.5360088 , 1031.25000
0.500000000 , 7.32761097 , 16.9401531 , 1031.25000
1.00000000 , 2.70164514 , 4.73251343 , 562.650024
2.00000000 , 0.834907591 , 1.10625541 , 281.325012
3.00000000 , 0.350828826 , 0.374316245 , 187.688004