Percentage of time dedicated to radio among various age groups

Arbitron asked different age groups how their radio consumption differs nowadays from 1999. In every single age group people are listening less to the radio. 12-17-year-olds are dedicating 15% less of their time to radio, among 18-24-year-olds the usage has dropped by 15.3%. Americans between 25 and 34 dedicate 13.2% less time to radio stations, those between 35 and 44 dropped radio usage by 7.9%. The percentage of decline is 5.7% for 45-49-year-olds, 3.4% for 50-54-year-olds, 6.8% for 55-64-year-olds and 8.1% for 65+ year olds.