Thanks for posting this comment, I searched for sources on this topic after reading it and was very surprised to see corroboration. Here’s a quote and few links for those interested:
In the US in 2019, a high % of adults reported reading a book recently
In October of 2019, over 80% of adults, age 18 to 29, have read at least one book in the previous year. Older adults, possibly because they are not spending as much time studying and more time working, read slightly less.
In the US in 2019, a high % of adults reported reading a book recently
https://www.markinblog.com/book-sales-statistics/
…who is reading in the US?
In October of 2019, over 80% of adults, age 18 to 29, have read at least one book in the previous year. Older adults, possibly because they are not spending as much time studying and more time working, read slightly less.
Lockdowns may have increased reading in the US
https://publishingperspectives.com/2021/02/aap-statshot-sees...
Political polarization in the UK appears to drive book sales
https://www.theguardian.com/books/datablog/2017/mar/18/the-f...
(edit for formatting)