Thriller 24,924

Suspense 22,357

Humor (Fiction) 10,536

Science Fiction 8,667

LGBTQIA+ (Fiction) 7,958

Short Stories 7,372

African American Fiction 5,721

Comic and Graphic Books 5,246

Western 4,535

Christian Fiction 4,229

Classic Literature 4,060

Horror 3,086

Erotic Literature 2,617

Poetry 2,238

Mythology 1,615

Drama 1,044

Literary Anthologies 740

Non-English Fiction 454

Urban Fiction 198

Science Fiction & Fantasy 184

Folklore 41

Literary Criticism 27

Juvenile Literature 15

Sociology 12

History 11

Essays 10

Travel Literature 10

Young Adult Literature 7

Family & Relationships 7

Biography & Autobiography 7

Humor (Nonfiction) 6

LGBTQIA+ (Nonfiction) 6

Language Arts 6

Women's Studies 6

Inspirational 5

New Age 5

Politics 5

Self-Improvement 5

Christian Nonfiction 4

Performing Arts 4

Philosophy 4

Health & Fitness 3

Multi-Cultural 3

Nature 3

Foreign Language 3

Reference 3

Travel 3

African American Nonfiction 2

Entertainment 2

Self Help 2

Writing 2

Medical 2

Art 2

Psychology 2

Science 2

Military 2

Computer Technology 1

Cooking & Food 1

Education 1

Foreign Language Study 1

Juvenile Nonfiction 1

Outdoor Recreation 1

Pets 1

Sports & Recreations 1