xper,xns,xew,xco
0.100000001 , 27.5356293 , 22.5609112 , 1083.50000
0.200000003 , 22.1530342 , 22.4964409 , 1250.00000
0.300000012 , 18.5589828 , 20.6802845 , 1250.00000
0.500000000 , 12.5841255 , 12.8894005 , 1250.00000
1.00000000 , 17.1757812 , 16.3253403 , 700.000000
2.00000000 , 2.55680227 , 4.45943451 , 350.000000
3.00000000 , 0.770435572 , 1.17980838 , 233.500000