The popular BookScan Top 20 lists have now been archived for your convenience.  The index will be updated on a monthly basis.

2012:
January: 'Sailor Moon' Is Back on Top

2011:
December: Zombies Win Christmas
November: 'Sailor Moon' Pulls Off a Hat Trick
October: 'Sailor Man' Still on Top
September: 'Sailor Moon' Is #1
August: 'Blue Excorcist' Tops Bookstore GN Sales in August
July: 'The Walking Dead' Tops in Bookstores in July
June: 'Naruto' Back on Top in June
May: Yen Has Most Manga in Top 20
April: 'Rosario+Vampire' is #1
March: 'Naruto' Still Tops in Bookstores in March
February: 'Naruto' Back on Top
January: 'Hatalia' Soars to #2 in Bookstores

2010:
BookScan Top 20 Graphic Novels for December 2010
BookScan Top 20 Graphic Novels for November 2010
BookScan Top 20 Graphic Novels for October 2010
BookScan Top 20 Graphic Novels for September 2010
BookScan Top 20 Graphic Novels for August 2010
BookScan Top 20 Graphic Novels for July 2010
BookScan Top 20 Graphic Novels for June 2010
BookScan Top 20 Graphic Novels for May 2010
BookScan Top 20 Graphic Novels for April 2010
BookScan Top 20 Graphic Novels for March 2010
BookScan Top 20 Graphic Novels for February 2010
BookScan Top 20 Graphic Novels for January 2010

2009:
BookScan Top 20 Graphic Novels for December 2009
BookScan Top 20 Graphic Novels for November 2009
BookScan Top 20 Graphic Novels for October 2009
BookScan Top 20 Graphic Novels for September 2009
BookScan Top 20 Graphic Novels for August 2009
BookScan Top 20 Graphic Novels for July 2009
BookScan Top 20 Graphic Novels for June 2009
BookScan Top 20 Graphic Novels for May 2009
BookScan Top 20 Graphic Novels for April 2009
BookScan Top 20 Graphic Novels for March 2009
BookScan Top 20 Graphic Novels for February 2009
BookScan Top 20 Graphic Novels for January 2009

2008:
BookScan Top 20 Graphic Novels for December 2008
BookScan Top 20 Graphic Novels for November 2008
BookScan Top 20 Graphic Novels for October 2008
BookScan Top 20 Graphic Novels for September 2008
BookScan Top 20 Graphic Novels for August 2008
BookScan Top 20 Graphic Novels for July 2008
BookScan Top 20 Graphic Novels for June 2008
BookScan Top 20 Graphic Novels for May 2008
BookScan Top 20 Graphic Novels for April 2008