xper,xns,xew,xco
0.100000001 , 172.292099 , 194.166382 , 1190.19995
0.200000003 , 245.959030 , 240.510132 , 1375.00000
0.300000012 , 254.356583 , 281.937927 , 1375.00000
0.500000000 , 189.398865 , 211.262238 , 1375.00000
1.00000000 , 57.1150436 , 60.2887878 , 800.250000
2.00000000 , 12.6414080 , 12.9330215 , 399.850006
3.00000000 , 5.83267260 , 5.97364902 , 266.750000