xper,xns,xew,xco
0.100000001 , 33.7059860 , 19.0533257 , 1083.50000
0.200000003 , 32.9123497 , 22.4159832 , 1250.00000
0.300000012 , 22.7963009 , 24.5074959 , 1250.00000
0.500000000 , 9.78557682 , 12.1143751 , 1250.00000
1.00000000 , 3.49524498 , 2.95220470 , 700.000000
2.00000000 , 0.517696619 , 0.623895288 , 350.000000
3.00000000 , 0.193248123 , 0.293953478 , 233.500000