xper,xns,xew,xco
0.100000001 , 27.5367260 , 22.5609932 , 1083.50000
0.200000003 , 22.1538372 , 22.4965153 , 1250.00000
0.300000012 , 18.5597572 , 20.6803532 , 1250.00000
0.500000000 , 12.5834160 , 12.8893251 , 1250.00000
1.00000000 , 17.1761322 , 16.3252811 , 700.000000
2.00000000 , 2.55631757 , 4.45937157 , 350.000000
3.00000000 , 0.769964814 , 1.17978179 , 233.500000