xper,xns,xew,xco
0.100000001 , 8.15192795 , 11.7337503 , 892.650024
0.200000003 , 19.4210548 , 15.3932266 , 1031.25000
0.300000012 , 13.7471523 , 26.5360107 , 1031.25000
0.500000000 , 7.32767010 , 16.9401550 , 1031.25000
1.00000000 , 2.70153594 , 4.73251724 , 562.650024
2.00000000 , 0.835320711 , 1.10625625 , 281.325012
3.00000000 , 0.350559294 , 0.374324620 , 187.688004