xper,xns,xew,xco
0.100000001 , 17.7472706 , 27.0182495 , 649.200012
0.200000003 , 34.5616798 , 36.4083939 , 750.000000
0.300000012 , 51.6830254 , 71.7204132 , 750.000000
0.500000000 , 55.2137146 , 102.162460 , 750.000000
1.00000000 , 20.5354252 , 19.0672474 , 399.899994
2.00000000 , 3.38073277 , 3.20595717 , 200.100006
3.00000000 , 1.07838857 , 1.45545220 , 133.199997