1              -0.00305828               0.00192907
           2              -0.00552980               0.00243465
           4              -0.00459334               0.00369418
           8              -0.00877773               0.00643969
          16              -0.00440961               0.00844955
          32               0.01169969               0.00783830
          64               0.03294763               0.01208653
         128               0.02518931               0.01410995
         256               0.03453602               0.01866857
         512               0.07047676               0.02162480
        1024               0.07945005               0.03633598
        2048               0.19290273               0.04909761