Bitcoin Mining Distribution Block: 358733 31 May 2015 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 76,242,427 F2Pool 20.59% 15,696,970 AntPool 16.91% 12,893,940 BTCC 12.50% 9,530,303 Unknown 9.56% 7,287,879 BWPool 8.09% 6,166,666 BTC Guild 5.15% 3,924,242 SlushPool 4.41% 3,363,636 BitFury 3.68% 2,803,030 KnCMiner 2.94% 2,242,424 21 Inc. 2.21% 1,681,818 BitMinter 2.21% 1,681,818 Eligius 2.21% 1,681,818 GHash.IO 2.21% 1,681,818 Telco 214 2.21% 1,681,818 Bitcoin Affiliate Network 1.47% 1,121,212 BTC Nuggets 0.74% 560,606 MegaBigPower 0.74% 560,606 Polmine 0.74% 560,606 Solo CK 0.74% 560,606 digitalX Mintsy 0.74% 560,606