xper,xns,xew,xco
0.100000001 , 8.14925194 , 11.7329493 , 892.650024
0.200000003 , 19.4182034 , 15.3925858 , 1031.25000
0.300000012 , 13.7497578 , 26.5362244 , 1031.25000
0.500000000 , 7.33049011 , 16.9406471 , 1031.25000
1.00000000 , 2.69891334 , 4.73280478 , 562.650024
2.00000000 , 0.698897243 , 1.10659039 , 281.325012
3.00000000 , 0.217973650 , 0.374730766 , 187.688004