1               0.00293122               0.00178795
           2               0.00827503               0.00363890
           4               0.02103615               0.00615394
           8               0.02031718               0.00636296
          16               0.02189499               0.00580391
          32               0.02937423               0.00635268
          64               0.03819174               0.00714351
         128               0.04174713               0.00809318
         256               0.07500200               0.00998636
         512               0.12168544               0.01245956
        1024               0.21076921               0.01761533
        2048               0.36325780               0.02273040
        4096               0.65015627               0.03020880