The report by Kantar Media shows overall advertising was down 12.3% in 2009 from a year prior, and fourth quarter 2009 was down just six percent from the same time in 2008. However, when you break the numbers down, radio advertising was below the overall average, down 20.3% for the year, and 12.5% for the fourth quarter. The Kantar report adds local radio advertising was down 20.6% for the year, and national spot ads even worse, down 24.6%. Network radio advertising fell just 8.7% for 2009. The only sectors to show any increase was internat advertising, up 7.3%, and Free Standing Inserts for coupons was up 3%. Overall, Procter & Gamble was the largest advertiser, as they were in 2008, but spending was down 15.6% compared to a year ago. See the complete report here.