xper,xns,xew,xco
0.100000001 , 28.5005264 , 30.1000156 , 892.650024
0.200000003 , 36.5774879 , 47.7340851 , 1031.25000
0.300000012 , 78.1340637 , 62.7830391 , 1031.25000
0.500000000 , 62.3475990 , 64.2756042 , 1031.25000
1.00000000 , 10.2435675 , 13.9474134 , 562.650024
2.00000000 , 2.10049582 , 1.85917604 , 281.325012
3.00000000 , 0.749204695 , 0.861662865 , 187.688004