xper,xns,xew,xco
0.100000001 , 10.2674141 , 10.5040121 , 1083.50000
0.200000003 , 22.6435909 , 30.2825279 , 1250.00000
0.300000012 , 15.5512714 , 16.9687386 , 1250.00000
0.500000000 , 11.9800053 , 8.05529213 , 1250.00000
1.00000000 , 3.49401116 , 1.74941790 , 700.000000
2.00000000 , 0.462162018 , 0.310209602 , 350.000000
3.00000000 , 0.210476622 , 0.171497509 , 233.500000