xper,xns,xew,xco
0.100000001 , 172.289780 , 194.166306 , 1190.19995
0.200000003 , 245.956757 , 240.510117 , 1375.00000
0.300000012 , 254.354279 , 281.937897 , 1375.00000
0.500000000 , 189.401230 , 211.262329 , 1375.00000
1.00000000 , 57.1127396 , 60.2887688 , 800.250000
2.00000000 , 12.6437387 , 12.9330187 , 399.850006
3.00000000 , 5.83492422 , 5.97366285 , 266.750000