xper,xns,xew,xco
0.100000001 , 8.15201378 , 11.7337036 , 892.650024
0.200000003 , 19.4211178 , 15.3931789 , 1031.25000
0.300000012 , 13.7470369 , 26.5360565 , 1031.25000
0.500000000 , 7.32761812 , 16.9401989 , 1031.25000
1.00000000 , 2.70164871 , 4.73256207 , 562.650024
2.00000000 , 0.834832489 , 1.10629570 , 281.325012
3.00000000 , 0.350886077 , 0.374368489 , 187.688004