Graphic found at Local TV Stations Booming From Super-PAC Windfall. (Bloomberg, 10/12/2015)
The article includes this choice quote.
Photo credit: Variety
Which is confirmed in an article in today's New York Times. ("Campaigns Inundate TV Viewers With Ads") Or as the online headline trumpets, "As Iowa Caucuses Approach, Political Ads Swamp TV Channels".
All told, candidates have spent more than $40 million to date in Iowa on broadcast advertising — $6 million last week alone — airing more than 167 different political commercials, according to data provided by Kantar Media/CMAG. An additional $13 million has been spent on local cable channels in the state. [emphasis added]Iowa caucuses take place on Monday, February 1.
The New Hampshire primary will be held on Tuesday, February 9.