xper,xns,xew,xco
0.100000001 , 33.7061005 , 19.0533295 , 1083.50000
0.200000003 , 32.9124718 , 22.4159813 , 1250.00000
0.300000012 , 22.7963314 , 24.5074978 , 1250.00000
0.500000000 , 9.78561211 , 12.1143732 , 1250.00000
1.00000000 , 3.49522614 , 2.95220232 , 700.000000
2.00000000 , 0.517725289 , 0.623892903 , 350.000000
3.00000000 , 0.193229586 , 0.293949425 , 233.500000