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  79.45%           1,676
           BTC Guild  13.70%             289
         Yourbtc.net   2.74%              57
             Eligius   2.05%              43
       simplecoin.us   1.37%              28
              NMCbit   0.68%              14