Diamond has released a bunch of information for the October 2010 product sales and market shares. The information is not specific on the units sold to the direct market, but based on the lists, here’s how graphic novels primarily by Canadian artists, writers and cartoonists performed in October’s top 100 among all of the Walking Dead trade paperbacks and hardcovers:
GRAPHIC NOVELS

#3 for units sold / #2 for dollars earned – Richard Stark’s Parker – The Outfit by Darwyn Cooke (IDW)
#17 for units sold / #10 for dollars earned – Y the Last Man Deluxe Volume 4 featuring art by Pia Guerra (DC/Vertigo)
#46 for units sold / #59 for dollars earned – The Saga of Rex by Michel Gagne (Image Comics)
#56 for units sold / #89 for dollars earned – Jonah Hex: Counting Corpses featuring art and cover by Darwyn Cooke (DC)
#94 for units sold / #124 for dollars earned – Scott Pilgrim’s Precious Little Life aka Scott Pilgrim Vol. 1 by Bryan Lee O’Malley (Oni Press)
#96 for units sold / #58 for dollars earned – Palooka-Ville 20 by Seth (Drawn & Quarterly)