xper,xns,xew,xco
0.100000001 , 10.7551003 , 5.63682413 , 649.200012
0.200000003 , 30.5576687 , 17.4453678 , 750.000000
0.300000012 , 13.3202639 , 23.2954884 , 750.000000
0.500000000 , 2.85555243 , 3.79481196 , 750.000000
1.00000000 , 2.70226145 , 4.15989685 , 399.899994
2.00000000 , 0.764367104 , 0.559135199 , 200.100006
3.00000000 , 0.206889629 , 0.189819574 , 133.199997