Cable and Network television together accounted for nearly 44% of ad spending share in December 2009 , according to recently released data from the Nielsen Company. Television, when including local TV, accounted for some 60% of ad spending for the month.
Download the Excel file of the above data.
Note: Nielsen's spending estimates for the Internet are from AdRelevance. All others from Nielsen Monitor-Plus. Different methodologies employed by each company may lead to disproportionate comparisons.