For those of you who enjoy stats, Detailmuse took on the daunting task of tallying our common categories. The Top Ten:
Science Fiction/Speculative Fiction (45)
Award Winners (31)
Children's & YA (31)
Reading Globally (31)
Historical fiction (30)
Grab bag (29)
You can read the full thread here (message #93). Thanks so much Detailmuse!