xper,xns,xew,xco
0.100000001 , 18.2613163 , 16.3158302 , 1082.00000
0.200000003 , 34.8706741 , 31.3800106 , 1250.00000
0.300000012 , 45.8120651 , 51.5367737 , 1250.00000
0.500000000 , 9.29436398 , 12.1565609 , 1000.00000
1.00000000 , 1.46337640 , 1.77405250 , 500.000000
2.00000000 , 0.333002359 , 0.367777556 , 250.000000
3.00000000 , 0.138592333 , 0.156481579 , 144.500000