1               7.91384477               0.11487432
           2              12.54685099               0.14970864
           4              13.56417456               0.16143540
           8              16.11552094               0.17203540
          16              19.07125384               0.19707303
          32              24.54784516               0.23256085
          64              35.43792585               0.76850707
         128              56.93972848               2.24945071
         256             100.71485656               4.80706122
         512             185.81036117               9.50209515
        1024             356.68096824              19.04694578
        2048             697.37238730              39.31423412
        4096            1376.42715164              77.49491289