1             331.72333233               1.68686293
           2             113.91979041               0.79183707
           4             261.25544621               1.53725559
           8             274.15198693               1.34549247
          16             265.27862079               1.47228989
          32             295.97457181               1.29504612
          64             293.12272761               1.21992238
         128             345.15155499               1.37036104
         256             375.35291466               1.56472212
         512             398.86114032               1.58942543
        1024             435.42187500               1.51662000
        2048             510.84927133               1.61068130