Bitcoin Mining Distribution
Block: 281587
21 Jan 2014 

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

         Total Chain 100.00%       4,029,208

            GHash.IO  33.33%       1,343,069
           BTC Guild  24.62%         991,805
             Eligius  10.77%         433,914
              F2Pool   9.23%         371,926
             Unknown   9.23%         371,926
           SlushPool   6.67%         268,613
        CloudHashing   2.56%         103,313
           BitMinter   1.03%          41,325
           EclipseMC   1.03%          41,325
               50BTC   0.51%          20,662
           ASICMiner   0.51%          20,662
              BTCDig   0.51%          20,662