1               0.00478805               0.00639243
           2               0.00522182               0.01121362
           4               0.03170630               0.02316165
           8               0.15438559               0.06436068
          16               0.59814825               0.28448474
          32               1.78243260               1.21133815
          64               4.01395767               2.71350006
         128               7.78810919               5.26241069
         256              14.93124793              10.11399021
         512              26.49254144              18.03161889
        1024              52.10834677              35.60189867
        2048             101.90349082              69.44298940