[Foundation-l] Statistics on edit summary usage on Wikipedia and standard summaries buttons

[Federico Leva (Nemo)]

Amir E. Aharoni, 18/07/2010 13:50:
> I may have missed something, but standard edit summary buttons are
> also used in Russian and Hebrew Wikipedias. I am curious to know the
> statistics about these two.

ru.wiki is included: 
http://meta.wikimedia.org/wiki/Usage_of_edit_summary_on_Wikipedia (74.8 %)
When were those buttons introduced on ru.wiki and he.wiki?

Nemo