xper,xns,xew,xco
0.100000001 , 14.7982349 , 20.5138893 , 973.799988
0.200000003 , 18.0935230 , 12.4602585 , 1125.00000
0.300000012 , 27.5347061 , 19.3614807 , 1125.00000
0.500000000 , 6.80254889 , 6.63847494 , 1125.00000
1.00000000 , 2.75252271 , 2.43107224 , 675.000000
2.00000000 , 0.425677776 , 0.260625660 , 337.500000
3.00000000 , 0.159138247 , 0.116754912 , 225.000000