How Many People Listen to the Radio
Quite a large portion of the population listens to the radio. As much as 84.8% of the US population listens to the radio every day. Just about everyone likes music, and the radio is a great way to listen to it! You can find more information here: http://www.medialifemagazine.com/news2002/jul02/jul22/2_tues/news2tuesday.html
Across the planet there are probably billions listening now. There are places where it is still the most popular form of communication.