Bitcoin Mining Distribution
Block: 161478
10 Jan 2012 

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

         Total Chain 100.00%           2,311

             Unknown  76.83%           1,775
           BTC Guild  14.63%             338
         Yourbtc.net   4.88%             112
             Eligius   3.05%              70
              NMCbit   0.61%              14