Interesting question. The US recorded music market peaked year 2000, at $13.4B. (https://musicbusinessresearch.wordpress.com/2014/03/21/the-recorded-music-marke

Interesting question. The US recorded music market peaked year 2000, at $13.4B. (https://musicbusinessresearch.wordpress.com/2014/03/21/the-recorded-music-market-in-the-us-2000-2013/ https://musicbusinessresearch.wordpress.com/2014/03/21/the-r...) With 282 million citizens at the time, that means every US citizen spent $3.95/month on CDs. Adjusted for inflation it's $7.56.