Bitcoin Mining Distribution Block: 189247 16 Jul 2012 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 2,830 Unknown-NO 52.14% 1,476 Unknown-YES 17.86% 505 OzCoin-YES 10.71% 303 SlushPool-YES 10.00% 283 BTC Guild-YES 7.86% 222 BitMinter-YES 1.43% 40