Recientemente se volvió a actualizar el PageRank, acá les adjunto el calendario de actualizaciones hasta la fecha:
PageRank Update 2009
24 juni 2009 - Mayor Update
27 mei 2009 - Mayor Update
26 april 2009 - minor update
2 april 2009 - Mayor Update
19 maret 2009 - minor update
28 februari - 1 maret 2009 - minor update
PageRank Update 2008
31 desember 2008 - Mayor Update
4 desember 2008
12 november 2008
27 September 2008
26 July 2008
April 29, 2008 - 61 days
February 28, 2008 - 47 days
January 12, 2008 - 74 days
PageRank Update 2007
October 28, 2007 - 181 days (longest duration recorded)
April 29, 2007 - 116 days
January 9, 2007 / 103 days
PageRank Update 2006
September 28, 2006 / 76 days
July 13, 2006 / 100 days
April 4, 2006 / 45 days
February 18, 2006 / 122 days
PageRank Update 2005
October 19, 2005 / 97 days
July 14, 2005 / 83 days
April 22, 2005 / 111 days
January 1, 2005 / 87 days
PageRank Update 2004
October 6, 2004 /106 days
June 22, 2004 / 22 days
May 31, 2004 / 38 days
April 23, 2004 / 16 days
April 7, 2004 / 22 days
March 16, 2004 / 50 days
January 26, 2004 / 15 days
PageRank Update 2003
December 23, 2003 / 17 days
December 6, 2003 / 20 days
November 16, 2003 / 21 days
October 26, 2003 / 35 days
September 21, 2003 / 23 days
August 29, 2003 / 21 days
August 8, 2003 / 54 days
June 15, 2003 / 40 days
May 6, 2003 / 25 days
April 11, 2003 / 36 days
March 6, 2003 / 41 days
January 25, 2003 / 24 days
January 1, 2003
Vía: PrPageRank.com
Gracias! 
Sigues sin saberlo, sólo aparecen las fechas que de las que ya han ocurrido. 
