xper,xns,xew,xco
0.100000001 , 1.46504366 , 1.03245294 , 1190.19995
0.200000003 , 1.54851377 , 0.997710466 , 1375.00000
0.300000012 , 1.50863385 , 1.87297022 , 1375.00000
0.500000000 , 1.88505578 , 2.33675671 , 1375.00000
1.00000000 , 2.60582066 , 2.55880404 , 800.250000
2.00000000 , 0.840719163 , 1.09101295 , 399.850006
3.00000000 , 0.386739254 , 0.280257314 , 266.750000