1              -0.00112203               0.00165827
           2              -0.00162047               0.00271113
           4              -0.00192788               0.00502411
           8              -0.00376792               0.00799902
          16              -0.00595490               0.00890703
          32              -0.00760611               0.00833507
          64              -0.00748973               0.01109356
         128               0.00693420               0.01154037
         256               0.01168144               0.01485766
         512               0.03800638               0.01863309
        1024               0.09697126               0.02315119
        2048               0.15976119               0.03123836