The weekly online radio audience increased in the past year to an estimated 33 mln. 13% of the US population age 12 and older have listened to online radio in the past week; up from 11% (approximately 29 mln) in 2007, according to Edison Media Research. On a weekly basis, online radio reaches more than one in seven 25-54-year olds (15%). AM/FM radio continues to have a big impact on people’s lives. 21% of consumers said radio is the audio platform/device that has the biggest impact on people’s lives, second only to mobile phones (33%).