Wikimedia Report Card September 2011

 Published
November
2011
⇒ Detailed version     ⇒ Summary, 2 columns     ⇒ Synopsis     ⇒ Errata
Oct 2011: The WMF Report Card will be transformed into a more fully featured Dashboard, see this prototype.
Until then this legacy report will still appear quarterly. Next issue scheduled for Feb 2012, will cover 4th quarter of 2011.
Reach
 
455 million Unique Visitors for All Wikimedia Projects
Y 9/10⇒9/11 +14.2%
M 8/11⇒9/11 +7.5%
source: comScore ; UV = Unique Visitors in millions ; PR = Page Requests in billions    
15.8 billion Page Requests for All Wikimedia Projects
Y 9/10⇒9/11 +9.0%
M 8/11⇒9/11 +5.2%

Jan 2011: Page request count does now also include traffic to mobile Wikipedia site
Due to server problems page view counts from squid logs for December 2009 - March 2010 are too low, estimated underreporting 10%-25%
source: Squid logs ; see also wikistats report
view counts for all months have been normalized to 30 days (Jan*30/31, Feb*30/28, Mar*30/31, etc), this mainly shows in Jan⇒Feb and Feb⇒Mar
5th in rank Web Properties - Unique Visitors
Y 9/10⇒9/11 +0
M 8/11⇒9/11 +0

source: comScore ; UV = Unique Visitors in millions
Content
 
11.3 million Binary Files
Y 9/10⇒9/11 +52.4%
M 8/11⇒9/11 +3.8%

source: Wikistats
19.9 million Wikipedia Articles
Y 9/10⇒9/11 +18.0%
M 8/11⇒9/11 +1.1%

source: Wikistats
Wikinews without Serbian (which is flooded by trivial bot updates)
6,982 New Wikipedia Articles Per Day
Y 9/10⇒9/11 -6.7%
M 8/11⇒9/11 -5.8%

source: Wikistats
Community
 
14,582 New Editors Per Month for All Wikimedia Projects
Y 9/10⇒9/11 -9.2%
M 8/11⇒9/11 -12.1%

source: Wikistats / Registered users with 10+ edits since their registration
83.,164 Active Wikimedia Editors for All Wikimedia Projects (5+ edits per month)
Y 9/10⇒9/11 +1.6%
M 8/11⇒9/11 -2.8%

source: Wikistats / Bots and anonymous (or logged out) editing excluded
 Aug 2010: Editors on Commons are no longer included in overall total, on the assumption that most also edit on one or more other projects.
 More precise detection of double counts between any projects and languages is planned for late 2010 (using Single User Login registration).
Author Erik Zachte mail: ezachte@###.org
(nospam: ###=wikimedia) 		    

CC0

To the extent possible under law, Wikimedia Foundation has waived all copyright
and related or neighboring rights to Monthly Report Card data and charts.