Graph showing the reading density of a blog post. There is a peak at the very beginning, after which lots of readers bail. But for the rest of the article, the density is mostly flat, indicating that the readers that made it through the first 2% mostly stuck around till the end.
https://cdn.fosstodon.org/media_attachments/files/113/736/165/464/283/301/original/6f0a76f10c1958a4.png