Bitcoin Mining Distribution
Block: 155780
03 Dec 2011 

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

         Total Chain 100.00%           1,842

             Unknown  82.19%           1,514
           BTC Guild  13.01%             239
             Eligius   2.74%              50
         Yourbtc.net   2.05%              37