From Halopedia, the Halo wiki
Archive 1: 10/10/2005 - 10/10/2006 Archive 2: 10/10/2006 - 01/13/2007 Archive 3: 01/13/2007 - 02/15/2007 Archive 4: 02/15/2007 - 03/19/2007 Archive 5: 03/19/2007 - 03/29/2007 Archive 6: 03/29/2007 - 04/14/2007
Archive 7: 04/14/2007 - 05/06/2007 Archive 8: 05/06/2007 - 05/29/2007 Archive 9: 05/29/2007 - 06/03/2007 Archive 10: 06/03/2007 - 06/11/2007 Archive 11: 06/11/2007 - 06/27/2007 Current talk: 06/27/2007 -