Army Use of Social Media, Some Quick Stats

From Soldiers in the Blogosphere, a quick accounting of the Army’s current use of social media:

• 1551 followers on Twitter
• over 3700 pics on Flickr
• 1400 subscribers to it’s channel on YouTube
• more than 100 videso on Vimeo
• is a regular contributor to iReport
• maintains a channel on NowPublic
• has almost 600 bookmarks on delicious

I would be interested to see similar stats for the other services.  Who is leading the charge, so to speak?