xper,xns,xew,xco
0.100000001 , 172.291245 , 194.165726 , 1190.19995
0.200000003 , 245.958206 , 240.509506 , 1375.00000
0.300000012 , 254.355743 , 281.937286 , 1375.00000
0.500000000 , 189.399780 , 211.262878 , 1375.00000
1.00000000 , 57.1142006 , 60.2881584 , 800.250000
2.00000000 , 12.6422443 , 12.9336233 , 399.850006
3.00000000 , 5.83353710 , 5.97426462 , 266.750000