Thriller 154

Mystery 141

Sociology 138

Fantasy 119

Business 119

Suspense 115

Self-Improvement 106

Young Adult Fiction 105

Historical Fiction 104

African American Fiction 85

Comic and Graphic Books 73

Politics 67

Science Fiction 65

Young Adult Literature 60

Health & Fitness 58

Humor (Fiction) 57

Education 57

Psychology 51

Cooking & Food 48

Science 48

Family & Relationships 46

Religion & Spirituality 43

Literary Criticism 38

Nature 37

Short Stories 36

Military 35

Reference 33

Sports & Recreations 32

African American Nonfiction 29

Travel 28

Medical 27

Multi-Cultural 26

Finance 25

Juvenile Fiction 25

Science Fiction & Fantasy 25

Crafts 24

Essays 23

Classic Literature 22

Horror 22

Language Arts 22

New Age 22

Performing Arts 22

Humor (Nonfiction) 21

Juvenile Literature 20

Study Aids & Workbooks 20

Computer Technology 19

Art 19

Young Adult Nonfiction 18

Home Design & Décor 17

Technology 17

Careers 16

Juvenile Nonfiction 16

Philosophy 16

Economics 15

Music 15

Pets 15

Mythology 14

Gardening 13

Women's Studies 13

Law 12

Self Help 11

Christian Nonfiction 10

Poetry 10

True Crime 9

LGBTQIA+ (Fiction) 8

Folklore 7

Christian Fiction 7

Urban Fiction 6

Western 6

LGBTQIA+ (Nonfiction) 5

Mathematics 5

Writing 4

Transportation 4

Architecture 3

Literary Anthologies 3

Chemistry 2

Physics 2

Entertainment 2

Current Events 2

Drama 2

Erotic Literature 2

Games 2

Research 2

Scholarly 2

Management 1

Crime 1

Psychiatry & Psychology 1

Engineering 1

Geography 1

Biology 1

Data Analysis 1

Ethics 1

Antiques 1

Photography 1

Psychiatry 1