Bitcoin Mining Distribution
Block: 156397
07 Dec 2011 

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

         Total Chain 100.00%           2,143

             Unknown  79.53%           1,704
           BTC Guild  15.79%             338
         Yourbtc.net   2.92%              62
             Eligius   1.75%              37