Bitcoin Mining Distribution
Block: 163112
21 Jan 2012 

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

         Total Chain 100.00%           2,110

          Unknown-NO  60.27%           1,272
         Unknown-YES  19.18%             404
       BTC Guild-YES  13.70%             289
     Yourbtc.net-YES   2.74%              57
         Eligius-YES   2.05%              43
   simplecoin.us-YES   1.37%              28
          NMCbit-YES   0.68%              14