Gender
84 / 100
The 2013 study The Wikipedia Gender Gap Revisited measured gender bias in survey completion and estimated that as of 2008, 84% of English Wikipedia editors were male. In the worldwide Wikipedia Editor Survey 2011 of all the Wikipedias, 91% of respondents were male.
Nationality
The greatest number, or plurality, of editors as of 2011: 20% reside in the United States, followed by Germany (12%) and Russia (7%). The only country not in Europe or North America in the top 10 is India (3%).
Language
76 / 100
49 / 100
Most users primarily edit (76%) and read (49%) the English Wikipedia, followed by the German Wikipedia at 20% and 12%, and the Spanish Wikipedia at 12% and 6% respectively. More than half (51%) of editors contribute in two or more languages.
Age distribution
13 / 100
13% of editors are under 17.
14 / 100
14% are in the group 18–21.
26 / 100
26% are 22–29.
19 / 100
19% are 30–39.
28 / 100
28% editors are aged 40+.
59 / 100
59% of the editors are aged 17 to 40.
Editing activities
66 / 100
66% of editors said that their primary activity is to edit existing articles.
42 / 100
42% said it was researching articles.
28 / 100
28% said it was creating new articles.
23 / 100
23% said that they do mostly patrolling work.
22 / 100
22% participate primarily in discussions.
17 / 100
17% mainly upload media.
Why contribute?
71 / 100
71% of the editors contribute because they like the idea of volunteering to share knowledge.
69 / 100
69% believe that information should be freely available.
63 / 100
63% pointed out that contributing is fun.
7 / 100
Only 7% edit Wikipedia for professional reasons.