xper,xns,xew,xco
0.100000001 , 25.5787392 , 15.5889826 , 892.650024
0.200000003 , 18.5739441 , 16.6566944 , 1031.25000
0.300000012 , 13.4918728 , 21.8515625 , 1031.25000
0.500000000 , 11.5177755 , 10.5407152 , 1031.25000
1.00000000 , 3.56067371 , 4.17403412 , 562.650024
2.00000000 , 0.768443048 , 1.23343408 , 281.325012
3.00000000 , 0.301445603 , 0.367098838 , 187.688004