PageRank更新时间表
PageRank更新说明： 谷歌工具条 PageRank查询工具
TBPR Export: Toolbar PageRank Export - export of Real PR to the Toolbar PR 11 unit scale (no longer called a PR update as Real PR is updated continously and the Toolbar PR change is just an export of that updated value).
Toolbar 工具PR输出：Toolbar pagerank 输出，按照11个PR更新等级实现在Toolbar工具栏的输出更新。
GDPR Export: Google Directory Export - export of Real PR to the Google Directory 8 unit scale (no longer called a PR update as Real PR is updated continously and the Google directory PR change is an export of that updated value).
谷歌目录输出：谷歌目录索引输出，真正完成PR权重分配向Google 索引目录的输出工作，分8级重要性。
BL Export: Backlink Export - export of a sample of the number of backlinks which is almost meaningless as it is only a sample number. This number can be seen with the link:www.domain.tld command (no longer called a BL update as backlinks are updated continously and the visible BL number change is an export of that updated value).
反向链接输出：反向链接更新，基于样本分析原理的反向链接输出。你也可以采用以下命令查询反向链接link:www.zhanghangfeng.cn
Algo Update: Algorithm Update - a major update in the Ranking algorithm that causes a large SERP change.
算法更新：算法更新，一个重大的排名算法更新，导致大量的SERP变化。
TB Program Version Change: Toolbar Program Version Change - a software version change to the Google toolbar that displays PR.
ToolBar 软件改进：Toolbar 工具软件的改进计划，指Toolbar软件发生升级改进后，直接影响Google PR更新。
Days: Days between toolbar PR exports.
时间（天）：表明相邻两个Google Toolbar PR 输出更新日期之间的时间间隔。-
PR/BL Estimations: Average days between the last 5 exports. Year Date Info Days 2010 January 19 TBPR & BL Export 19 2009 December 31 TBPR & BL Export 61 2009 October 30 TBPR & BL Export 129 2009 June 23 TBPR & BL Export 26 2009 May 28 TBPR & BL Export 58 2009 April 1 TBPR & BL Export 90 2008 Dec 31 TBPR & BL Export 95/95 2008 Sep 27 TBPR & BL Export 62/62 2008 Jul 26 TBPR & BL Export 87/87 2008 Apr 30 TBPR & BL Export 62/62 2008 Feb 27 TBPR & BL Export 45/45 2008 Jan 12 TBPR & BL Export 78/78 2007 Oct 26 TBPR & BL Export 100/100 2007 Jul 20 TBPR & BL Export 80/80 2007 Apr 30 TBPR & BL Export 98/98 2007 Jan 25 Algo update - Reduce Googlebomb Impact 2007 Jan 25 TBPR & BL Export 18/18 2007 Jan 10 TBPR & BL Export 101/101 2006 Sep 28 TBPR & BL Export 76/76 2006 Jul 13 TBPR & BL Export 100 2006 Apr 04 TBPR Export 45 2006 Apr 07 TB Program Update FF v2.0f 2006 Feb 18 TBPR & BL Export 122/60 2006 Jan 30 TB Program Update IE v4.0.513.2984 Beta 2006 Jan 4 Infra Update - BigDaddy 2005 Dec 19 GDPR & BL Export 106 2005 Nov 04 Algo Update - Jagger 3 2005 Oct 27 Algo Update - Jagger 2 2005 Oct 19 TBPR & BL Export 97/45 2005 Oct 16 Algo Update - Jagger 1 2005 Sep 04 GDPR & BL Export 85 2005 Jul 14 TBPR & BL Update 83/33 2005 Jun 11 GDPR Update 18 2005 Jun 08 BL Update 2005 May 27 TBPR Goes Grey For 3 Days 2005 May 24 GDPR & BL Update 32 2005 Apr 22 TBPR, GDPR & BL Update 111/50 2005 Mar 04 BL Update 2005 Mar 03 GDPR Update 28 2005 Feb 23 TB Program Update IE 3.0.119.6 2005 Feb 04 GDPR Update 24 2005 Feb 03 BL & Algo Update 2005 Jan 10 GDPR Update 88 2005 Jan 1 TBPR & BL Update 87/16 2004 Dec 16 BL Update 2004 Nov 25 BL Update 2004 Oct 28 GDPR Update? ?? 2004 Oct 28 BL Update 2004 Oct 18 BL Update Rolled Back 2004 Oct 17 GDPR Update 67 2004 Oct 16 BL Update 2004 Oct 6 TBPR Update; No BL Update 106 2004 Sept 10 BL Update 2004 Sept 8 TB Program Update 2004 Aug 30 BL Update 2004 Aug 10 GDPR Update 158? 2004 Aug 9 BL Update 2004 Jul 16 BL Update 2004 Jun 22 TBPR & BL Update 22 2004 May 31 TBPR & BL Update 38 2004 Apr 23 TBPR & BL Update 16 2004 Apr 7 TBPR & BL Update 22 2004 Mar 16 TBPR, GDPR & BL Update 50 2004 Feb 11 Brandy: Algo Update 2004 Jan 26 TBPR & BL Update 15 2004 Jan 11 Austin: TBPR & BL Update 19 2003 Dec 23 TBPR & BL Update 17 2003 Dec 6 TBPR Update 20 2003 Nov 16 Florida: TBPR, BL & Algo Update 21 2003 Oct 26 35 2003 Oct 2 GDPR Update 2003 Sept 21 23 2003 Aug 29 21 2003 Aug 8 54 2003 Jun 15 40 2003 May 6 25 2003 Apr 11 36 2003 Mar 6 41 2003 Jan 25 24 2003 Jan 1 35 2002 Nov 27 27 2002 Oct 31 TBPR & BL Update 35 2002 Sept 26 TBPR GDPR & BL Update 36 2002 Aug 21 TBPR GDPR & BL Update 27 2002 Jul 25 TBPR & BL Update 32 2002 Jun 23 TBPR & BL Update 30 2002 May 24 29 2002 Apr 25 19 2002 Apr 6 45 2002 Feb 20 26 2002 Jan 25 29 2001 Dec 27 32 2001 Nov 25 28 2001 Oct 28 42 2001 Sept 16 28 2001 Aug 19 31 2001 Jul 19 30 2001 Jun 22 32 2001 May 21 28 2001 Apr 23 28 2001 Mar 26 35 2001 Feb 19 29 2001 Jan 21 33 2000 Dec 19 31 2000 Nov 18 27 2000 Oct 22 54 2000 Aug 29 34 2000 Jul 26 Unknown
