Bitcoin Mining Distribution Block: 168013 23 Feb 2012 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 2,509 Unknown-NO 61.01% 1,531 SlushPool-YES 11.32% 284 Unknown-YES 8.81% 220 BTC Guild-YES 8.18% 205 OzCoin-YES 6.92% 173 Eligius-YES 2.52% 63 BitMinter-YES 1.26% 31