According to a report published by Jupiter Research entitled, "US Paid Content Forecast, 2007 to 2012", online dating sites are projected to increase from $900 million of revenue in 2007 to $1.9 billion in 2012, or an increase of 16% over five years.
As a paid content category, online dating services are the third largest attractor of internet users after music and games, earning ten percent of the online audience in 2007. More details of this report can be found at JupiterResearch.
More Dating Research
How People Cope With a Breakup
First Impressions Count
Where To Meet Women
Are Men or Women More Tempted to Stray?
Womens IQ and Mate Selection
Womens IQ and Mate Selection

