xper,xns,xew,xco
0.100000001 , 30.4479885 , 16.8884773 , 1083.50000
0.200000003 , 29.1118736 , 22.3403873 , 1250.00000
0.300000012 , 24.5830307 , 22.8750324 , 1250.00000
0.500000000 , 26.8796558 , 9.50778198 , 1250.00000
1.00000000 , 8.55540657 , 4.47297812 , 700.000000
2.00000000 , 2.15715718 , 1.26813436 , 350.000000
3.00000000 , 0.781505287 , 0.617195010 , 233.500000