Mark Zuckerberg announced in October 2012 that Facebook has now reached 1 billion users.
While it frequently fluctuates, some experts place Facebook's value just over $100 billion. Yahoo! Finance reveals the surprising numbers behind the social media titan's success.
Facebook's net income for 2011 hit $1 billion in 2011, on revenue of $3.7 billion.
86% of net income comes from advertising.
12% of Facebook's revenue comes via Zynga (Farmville).
According to the company's IPO filing, Facebook earned $668 million on revenue of $3.7 billion last year.
Founder and CEO Mark Zuckerberg owns around 28% of Facebook, pre-IPO.
4. Facebook -- Average monthly wage: $6,084
Zuckerberg spent roughly $800,000 on airplanes in 2011.
Peter Thiel, the co-founder of PayPal, invested $500,000 in Facebook in 2004. That investment will now be worth around $2.2 billion.
More than 80% of Facebook users come from outside the United States and Canada. The U.S. lost nearly 6 million users last year.
As of 2010, fifty percent of all Facebook users logged on in a given day. The average user spends nearly an hour on Facebook every day. Every 20 minutes, 10.2 million comments were made on the site.
Thomas Reiner/CNN iReport
Autumn officially starts Monday evening, which means trees are about to put on a brilliant show. Find out why leaves change colors every fall.
From legendary actors to fashion designers, take a look at the most notable deaths of 2014.
Matthew Todd Miller, a 24-year-old from California, has been convicted of "acts hostile" to North Korea and sentenced to six years of hard labor. Learn more about the three Americans currently being detained in North Korea.
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