xper,xns,xew,xco
0.100000001 , 18.2635136 , 15.8694897 , 1082.00000
0.200000003 , 34.8728523 , 31.0685616 , 1250.00000
0.300000012 , 45.8108597 , 51.1755943 , 1250.00000
0.500000000 , 9.29518986 , 12.0708771 , 1000.00000
1.00000000 , 1.46264279 , 1.78281236 , 500.000000
2.00000000 , 0.332256645 , 0.369964451 , 250.000000
3.00000000 , 0.137859911 , 0.157555595 , 144.500000