xper,xns,xew,xco
0.100000001 , 28.4985771 , 26.9369373 , 892.650024
0.200000003 , 36.5865822 , 48.6951027 , 1031.25000
0.300000012 , 78.1283340 , 62.0978966 , 1031.25000
0.500000000 , 62.3451042 , 64.4547729 , 1031.25000
1.00000000 , 10.2238140 , 13.9669600 , 562.650024
2.00000000 , 2.07819963 , 1.87177920 , 281.325012
3.00000000 , 0.734209538 , 0.874736488 , 187.688004