xper,xns,xew,xco
0.100000001 , 71.0269470 , 69.0904770 , 892.650024
0.200000003 , 129.540863 , 180.716797 , 1031.25000
0.300000012 , 180.045227 , 142.188507 , 1031.25000
0.500000000 , 42.7469063 , 22.7745857 , 1031.25000
1.00000000 , 6.95507240 , 3.96307135 , 562.650024
2.00000000 , 1.15785885 , 0.938543677 , 281.325012
3.00000000 , 0.499229580 , 0.417026758 , 187.688004