Bitcoin Mining Distribution
Block: 158668
23 Dec 2011 

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

         Total Chain 100.00%           1,965

             Unknown  79.05%           1,554
           BTC Guild   9.46%             185
             Eligius   7.43%             146
         Yourbtc.net   2.03%              39
           BitMinter   1.35%              26
       simplecoin.us   0.68%              13