Numbered: The Week's Must-See Tech Stats

07/11/2011 09:30 am ET | Updated Sep 10, 2011

"Numbered," our weekly digits digest, is bringing you the numbers behind the news.

This feature highlights the top new stats, facts, and figures to bring you the latest on tech, by the numbers, and quantify the changing state of mobile, social media, and more.

In this week's edition: Apple reaches a milestone, Facebook shares how many users it has, and more. See last week's stats here.

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