Worldwide social network advertising revenues will top $8 billion in 2012 and approach $10 billion in 2013, as marketers continue to increase their social media marketing budgets. The bulk of these ad dollars will go toward Facebook, which is expected to draw $5.8 billion in worldwide ad revenues in 2012 and $7 billion in 2013. Social network ad revenues outside the US will continue to rise as well, accounting for 51.9% of the worldwide total in 2013, or $5.2 billion.