xper,xns,xew,xco
0.100000001 , 28.4864292 , 30.0887413 , 892.650024
0.200000003 , 36.5921822 , 47.7217598 , 1031.25000
0.300000012 , 78.1180954 , 62.7953110 , 1031.25000
0.500000000 , 62.3302536 , 64.2876282 , 1031.25000
1.00000000 , 10.2609034 , 13.9351702 , 562.650024
2.00000000 , 2.08326983 , 1.84639847 , 281.325012
3.00000000 , 0.732014596 , 0.874332130 , 187.688004