"How would the 2012 presidential election be different? Because these groups don't disclose most of their spending, it's hard to say how much they've spent this year. But a look at what they have reported, and what they've spent in the past, can provide some clues. From the Center for Responsive Politics:" "Americans For Prosperity Reported: $67,643 Context clues: In 2010, it spent $1.3 million on federal races, according to the Center. Its state affiliates likely spent considerably more. Financial statements indicate it spent $6.5 million on "communications, ads, and media" in 2010."
Source: Article: Elizabeth Flock, and Seth Cline, “What Would The Election Look Like Without Crossroads GPS?” U.S. News, July 9, 2012. http://www.usnews.com/news/blogs/washington-whispers/2012/07/09/what-wou... Statistics: Center for Responsive Politics, OpenSecrets.org. “Americans for Prosperity,” Last modified 2012. http://www.opensecrets.org/outsidespending/detail.php?cycle=2012&cmte=Am... [verified 4/22/14]