The sales figures for the three categories look very different for the top 20 Author, Manga, and Superhero graphic novels in the book channel.

These are unit and dollar sales rankings based on sales tracked at point-of-sale by the ComicHub system at stores selling American comics around the world.

These are unit and dollar sales rankings based on sales tracked at point-of-sale by the ComicHub system at stores selling American comics around the world.

The Superhero chart is heavy on DC and heavy on Batman, the Manga chart is all about one superhero story, and the Author chart has a variety of publishers.

The actual unit sales are very different for the top 20 Author, Manga, and Superhero graphic novels in the book channel.

There's lots to learn from the backlist-heavy sales patterns in December.

Actual sales on graphic novels in December show interesting year-over-year changes by category.

These are unit and dollar sales rankings based on sales tracked at point-of-sale by the ComicHub system at stores selling American comics around the world.

These are unit and dollar sales rankings based on sales tracked at point-of-sale by the ComicHub system at stores selling American comics around the world.

These are unit and dollar sales rankings based on sales tracked at point-of-sale by the ComicHub system at stores selling American comics around the world.