The Ice Bucket Challenge on Facebook - About Facebook
The Facebook data team analyzed the viral activity seen on the platform related to the ice bucket challenge between June 1 – August 17. Over 28 million people have joined the conversation about the ice bucket challenge including posting, commenting or liking a challenge post.
18 Aug 2014 ... Update on 9/7/14: Between June 1 – September 1, more than 17 million videos related to the ice bucket challenge were shared to Facebook.