Programa Catalisador do Brasil/Annual Stats

Intro

Wikimedia monthly publish Portuguese Wikipedia Statistics. We decided to analysis this data year-by-year, comparing the yearly evolution of the following values:

• New Articles
• Edits
• New Editors
• Active Editors
• Very Active Editors

Data

New Articles

year	2009	2010	2011	2012
new articles (*1000)	84	130	49	49
new articles increase per year	-	54.76%	-62.31%	0.00%

Edits

year	2009	2010	2011	2012
Edits (*1000)	3139	3485	3246	3218
Edits (*1000) increase per year	-	11.02%	-6.86%	-0.86%

New Editors

year	2009	2010	2011	2012
New Editors	4893	4526	3790	3502
New Editors increase per year	-	-7.50%	-16.26%	-7.60%

Active Editors

year	2009	2010	2011	2012
Active Editors (avg per month)	1668	1665	1581	1540
Active Editors (avg per month) increase per year	-	-0.18%	-5.05%	-2.59%

Very Active Editors

year	2009	2010	2011	2012
Very Active Editors (avg per month)	198	209	203	193
Very Active Editors (avg per month) increase per year	-	5.56%	-2.87%	-4.93%

Analysis

1. After a big fall in 2011, the number of new articles created per year have stagnated in 2012.
2. After falling from 2010 to 2011, the number of edits per year have stayed almost the same from 2011 to 2012.
3. The variation of new editors comparing to the previous year in 2012 have came back to the same proportion seen in 2010.
4. The reduction of active editors have slowed down in 2012 comparing to 2011.
5. The decay of very active editors started in 2011 continued in 2012.