Bitcoin Mining Distribution Block: 180836 20 May 2012 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 2,947 Unknown-NO 55.70% 1,641 Unknown-YES 15.44% 454 SlushPool-YES 10.07% 296 BTC Guild-YES 9.40% 276 OzCoin-YES 6.04% 178 Eligius-YES 2.68% 79 MaxBTC-YES 0.67% 19