1              -0.00197730               0.00100444
           2              -0.00257269               0.00180894
           4              -0.00058130               0.00360629
           8               0.00886306               0.00618526
          16               0.01025113               0.00612928
          32               0.01318405               0.00578312
          64               0.01537097               0.00690039
         128               0.02151690               0.00836820
         256               0.02991669               0.01004418
         512               0.05014418               0.01299816
        1024               0.10510696               0.01677001
        2048               0.17020644               0.02209427
        4096               0.30840853               0.02947267