Heh, well, in the last year, I read my husband's bitcoin book while translating it, and then I wrote most of, and read our latest book multiple times as I edited it, and now I'm reading while editing my husband's soon to be released book.
I think these are all I've worked on this year, so 3 I guess π€
Then we've listened to a few audio books too, but I usually don't count those to the same degree as actual reading.