Bitcoin Mining Distribution Block: 399638 23 Feb 2016 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 240,239,739 F2Pool 25.20% 60,532,847 AntPool 22.05% 52,966,241 BTCC 15.75% 37,833,029 BWPool 11.81% 28,374,772 BitFury 7.87% 18,916,514 SlushPool 6.30% 15,133,211 KnCMiner 3.94% 9,458,257 BitClub 3.15% 7,566,605 KanoPool 1.57% 3,783,302 21 Inc. 0.79% 1,891,651 Eligius 0.79% 1,891,651 GHash.IO 0.79% 1,891,651