1              -0.00096724               0.00247342
           2               0.00273052               0.00476483
           4               0.01673926               0.00855557
           8               0.02246228               0.00916444
          16               0.02337755               0.00848491
          32               0.02837257               0.00949573
          64               0.03018575               0.01013485
         128               0.03986851               0.01210854
         256               0.05218747               0.01496823
         512               0.09682028               0.01827742
        1024               0.18473878               0.02424345
        2048               0.37564219               0.03948405