xper,xns,xew,xco
0.100000001 , 12.7865934 , 8.85748863 , 1083.50000
0.200000003 , 20.6696873 , 13.5749435 , 1250.00000
0.300000012 , 17.6524448 , 12.7228727 , 1250.00000
0.500000000 , 4.33976078 , 3.66367435 , 1250.00000
1.00000000 , 0.866236567 , 0.809989452 , 700.000000
2.00000000 , 0.668918669 , 0.328879744 , 350.000000
3.00000000 , 0.924421668 , 0.599967122 , 233.500000