What kind of music does most people listen to?
In what country or culture?
In 2014? or any other year/era?
Your question is too broad. Ask a better question in order to get a better answer.
I mean in the U.S. in 2014
http://www.google.com/search?q=hit+music+2014&oq=hit+music+&aqs=chrome.1.69i57j0l5.7823j0j7&sourceid=chrome&es_sm=119&ie=UTF-8
Ok, so hip-hop and R&B
Thx