There's some info in their 2012-13 annual plan (PDF): http://upload.wikimedia.org/wikipedia/foundation/4/4f/2012-13_Wikimedia_Foundation_Plan_FINAL_FOR_WEBSITE.

There's some info in their 2012-13 annual plan (PDF): http://upload.wikimedia.org/wikipedia/foundation/4/4f/2012-13_Wikimedia_Foundation_Plan_FINAL_FOR_WEBSITE.pdf http://upload.wikimedia.org/wikipedia/foundation/4/4f/2012-1... It's mostly just called "Expenses" and don't cover actual server operating costs specifically, if that's what you're looking for.