xper,xns,xew,xco
0.100000001 , 49.6960526 , 33.2587090 , 1083.50000
0.200000003 , 89.1721878 , 64.8904419 , 1250.00000
0.300000012 , 75.1332321 , 37.0328178 , 1250.00000
0.500000000 , 11.5124912 , 11.0491705 , 1250.00000
1.00000000 , 3.04719448 , 1.98817480 , 700.000000
2.00000000 , 0.703900814 , 0.428284168 , 350.000000
3.00000000 , 0.224585161 , 0.154587373 , 233.500000