via SEC: Facebook, Inc. Form S-1, February 1, 2012

• “We had 845 million MAUs as of December 31, 2011, an increase of 39% as compared to 608 million MAUs as of December 31, 2010.
• We had 483 million daily active users (DAUs) on average in December 2011, an increase of 48% as compared to 327 million DAUs in December 2010.
• We had more than 425 million MAUs who used Facebook mobile products in December 2011.
• There were more than 100 billion friend connections on Facebook as of December 31, 2011.
• Our users generated an average of 2.7 billion Likes and Comments per day during the three months ended December 31, 2011.”
• Reuters: “It’s the year’s hottest initial public offering, but some wealth managers find themselves having a hard time recommending Facebook to their clients.”