Country's National Audience Composition

Average Quarter Hour Persons %  Cume Persons %

12-17  5.1%                                    5.8%
18-24  11.6%                                  10.2%
25-34  15.0%                                  15.5%
35-44  15.6%                                  17.2%
45-54  19.9%                                  20.3%
55-64  15.7%                                  15.6%
65+     17.1%                                  15.5%

These averages are based on 1,857 country stations measured in 2011 by ARB.

Note that 18-24 is the most time spent listening-driven demo, since cume percentages are higher than AQH in all other cells.

Arbitron's 2012 edition of the "Radio Today" annual format updates will be out the first week of December.