Graphic books best seller list (Manga & OEL) for December 20-26 2010.
1, Vampire Knight, vol 11
2, Naruto, vol 49
3, Yotsuba&!, vol 9
4, Rosario + Vampire season II, vol 3
5, Bleach, vol 33
6, Ouran High School Host Club , vol 15
7, Kuroshitsuji, vol 3
6, Hetalia Axis Powers, vol 1
9, Naruto, vol 48
10, Maximum Ride vol 3
Source: NY Times Manga Best Seller List