xper,xns,xew,xco
0.100000001 , 73.8089066 , 62.1710587 , 892.650024
0.200000003 , 50.3076134 , 96.7255249 , 1031.25000
0.300000012 , 22.1375694 , 58.5537109 , 1031.25000
0.500000000 , 7.16199923 , 33.0380096 , 1031.25000
1.00000000 , 1.80618238 , 5.33193541 , 562.650024
2.00000000 , 0.367240250 , 1.23617792 , 281.325012
3.00000000 , 0.123670712 , 0.541281044 , 187.688004