Bitcoin Mining Distribution
Block: 223497
28 Feb 2013 

Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash):

         Total Chain 100.00%           8,101

           BTC Guild  29.53%           2,392
             Unknown  26.42%           2,140
               50BTC  15.54%           1,259
           SlushPool   8.81%             713
              OzCoin   8.29%             671
           EclipseMC   5.18%             419
           BitMinter   3.63%             293
             Eligius   2.07%             167
             CoinLab   0.52%              41