Many of us have an opinion  what was the best year  music. Some people say it was 1824. This is when the composer Ludwig van Beethoven first performed his Symphony No. 9. Other people say the best year was 1969 because  hit songs  The Beatles, David Bowie and Elvis Presley. The UK radio station Radio X recently conducted a survey and found the best year  music was 1991. This is because  the success  bands  the Red Hot Chili Peppers, R.E.M., Stone Roses and Nirvana. The reason for 1991 being the Radio X survey's best year for music could be the average age of the listeners  the station. Many of the listeners were teenagers  1991 and have great memories of that year. 
A psychologist believes people tend to stick to the songs they heard when they were teenagers. Dr Catherine Loveday told the BBC why we like songs we first heard  our teens  our life. She said: "It is  these [developmental] years that we make many crucial life-changing decisions. We start significant long-term relationships and establish the cultural and political beliefs which form our identity." She added that: "Music has an intrinsic capacity to regulate emotions [so] these songs naturally become embedded  our important memories, both positive and negative." She said: "People  their 80s and 90s show a better memory  things that they first experienced  the ages  10 and 30."