xper,xns,xew,xco
0.100000001 , 33.4109993 , 60.2357597 , 892.650024
0.200000003 , 43.7114906 , 57.9048920 , 1031.25000
0.300000012 , 54.8747673 , 117.487846 , 1031.25000
0.500000000 , 39.2267723 , 30.0466423 , 1031.25000
1.00000000 , 9.37600231 , 11.6800442 , 562.650024
2.00000000 , 1.41838884 , 2.86669779 , 281.325012
3.00000000 , 0.589702368 , 1.01956189 , 187.688004