Lord of the Rings characters: screen time vs mentions in the book.

The further from the dotted line, the further off trend.

By reddit user austinw-8 https://www.reddit.com/r/dataisbeautiful/s/Dw7XqDxyEB

@infobeautiful

asking as someone who isn't much versed in lord of the rings either books or films, does it make sense to juxtapose minutes to mentions?