xper,xns,xew,xco
0.100000001 , 17.7545605 , 27.0131531 , 649.200012
0.200000003 , 34.5684776 , 36.4025383 , 750.000000
0.300000012 , 51.6903687 , 71.7157516 , 750.000000
0.500000000 , 55.2064171 , 102.167747 , 750.000000
1.00000000 , 20.5298882 , 19.0728397 , 399.899994
2.00000000 , 3.37215686 , 3.21129560 , 200.100006
3.00000000 , 1.08537292 , 1.44910955 , 133.199997