Bitcoin Mining Distribution Block: 168328 25 Feb 2012 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 2,345 Unknown 67.11% 1,574 SlushPool 12.75% 299 BTC Guild 10.74% 251 OzCoin 4.70% 110 Eligius 2.68% 62 BitMinter 1.34% 31 NMCbit 0.67% 15