Bitcoin Mining Distribution Block: 303405 31 May 2014 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 20,161,015 GHash.IO 32.93% 6,639,855 Unknown 15.57% 3,138,840 BTC Guild 13.17% 2,655,942 F2Pool 12.57% 2,535,217 Eligius 6.59% 1,327,971 KnCMiner 5.39% 1,086,521 SlushPool 4.79% 965,797 BitMinter 2.99% 603,623 CloudHashing 2.40% 482,898 EclipseMC 1.80% 362,173 BTC Nuggets 0.60% 120,724 Polmine 0.60% 120,724 digitalBTC 0.60% 120,724