This chart of the ICv2 "Top 5 Comic Strip Properties" reflects sales in all channels for Summer 2013.  The "Top 5" chart is based on interviews with retailers, distributors, and manufacturers.

Top 5 Comic Strip Properties – Summer 2013
Rank	Title	Publisher
1	Dilbert	Andrews McMeel
2	Garfield	Random House
3	Get Fuzzy	Andrews McMeel
4	Peanuts	Fantagraphics Books
5	Pearls Before Swine	Andrews McMeel
	Note: Includes all channels

For more information on the graphic novel market for Summer 2013, see "Graphic Novels on the Rise."
 
For more information on the release of the ICv2's Internal Correspondence #83, and information on how to get the ICv2's Internal Correspondence, see "ICv2 Releases 'Internal Correspondence' #83."