Bitcoin Mining Distribution Block: 213616 26 Dec 2012 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 4,721 Unknown 54.03% 2,550 SlushPool 12.90% 609 BTC Guild 10.48% 494 EclipseMC 8.87% 418 BitMinter 5.65% 266 CoinLab 4.03% 190 OzCoin 3.23% 152 Eligius 0.81% 38