xper,xns,xew,xco
0.100000001 , 29.2043324 , 28.3968868 , 1082.00000
0.200000003 , 34.0836830 , 51.4070282 , 1250.00000
0.300000012 , 24.0912094 , 47.1502686 , 1250.00000
0.500000000 , 16.0302048 , 15.9987974 , 1000.00000
1.00000000 , 3.72569919 , 4.35839224 , 500.000000
2.00000000 , 1.05590725 , 0.646439672 , 250.000000
3.00000000 , 0.359362304 , 0.281265676 , 144.500000