Bitcoin Mining Distribution Block: 388441 15 Dec 2015 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 178,031,027 F2Pool 24.62% 43,823,022 BTCC 17.95% 31,954,286 AntPool 15.38% 27,389,388 BitFury 13.33% 23,737,470 KnCMiner 9.23% 16,433,633 BWPool 5.13% 9,129,796 SlushPool 3.08% 5,477,877 Eligius 2.56% 4,564,898 21 Inc. 2.05% 3,651,918 BitClub 2.05% 3,651,918 BitMinter 2.05% 3,651,918 GHash.IO 1.03% 1,825,959 Telco 214 1.03% 1,825,959 Unknown 0.51% 912,979