xper,xns,xew,xco
0.100000001 , 18.2611942 , 16.3156509 , 1082.00000
0.200000003 , 34.8705521 , 31.3801994 , 1250.00000
0.300000012 , 45.8121834 , 51.5365829 , 1250.00000
0.500000000 , 9.29424858 , 12.1563797 , 1000.00000
1.00000000 , 1.46349192 , 1.77423227 , 500.000000
2.00000000 , 0.333116114 , 0.367602855 , 250.000000
3.00000000 , 0.138709888 , 0.156298041 , 144.500000