Bitcoin Mining Distribution Block: 203172 14 Oct 2012 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 5,190 Unknown 66.22% 3,436 BTC Guild 14.86% 771 SlushPool 10.14% 526 BitMinter 4.73% 245 CoinLab 2.03% 105 Eligius 1.35% 70 TripleMining 0.68% 35