Sociology 5,250

Christian Nonfiction 5,124

Family & Relationships 4,458

Politics 4,245

Health & Fitness 4,055

Cooking & Food 3,983

Psychology 2,785

New Age 2,408

Science 2,150

Performing Arts 1,884

Travel 1,844

Sports & Recreations 1,833

Reference 1,810

Military 1,743

Essays 1,729

Humor (Nonfiction) 1,688

True Crime 1,535

Language Arts 1,512

Literary Criticism 1,512

Medical 1,364

Study Aids & Workbooks 1,283

Crafts 1,253

Nature 1,249

Education 1,237

Art 1,141

Philosophy 1,140

Computer Technology 1,040

Economics 974

Music 876

Self Help 837

Home Design & Décor 833

Finance 830

Women's Studies 782

Technology 780

Gardening 580

Pets 538

Law 444

Multi-Cultural 432

Foreign Language Study 410

Careers 407

LGBTQIA+ (Nonfiction) 401

Games 307

African American Nonfiction 288

Genealogy 274

Mathematics 240

Photography 228

Transportation 205

Architecture 198

Writing 188

Management 122

Judaica 100

Antiques 98

Ethics 96

Physics 94

Entertainment 94

Grammar & Language Usage 86

Engineering 81

Professional 71

Children 69

Marketing & Sales 68

Gender Studies 57

Media Studies 55

Sales & Marketing 50

Current Events 47

Chemistry 44

Geography 42

Psychiatry 36

Psychiatry & Psychology 26

Crime 25

Foreign Language Study - Spanish 21

Scholarly 16

Non-English Nonfiction 15

Drama 13

Foreign Language 13

Outdoor Recreation 10

Foreign Language Study - French 9

Journalism 8

Report 8

Research 8

Literature 7

Foreign Language Study - German 6

Foreign Language Study - Japanese 6

Mystery 6

Recovery 6

Text Book 6

Inspirational 5

Biology 4

Comic and Graphic Books 4

Foreign Language Study - Chinese 4

Foreign Language Study - Italian 4

Child Development 4

Analysis 4

Fantasy 4

Human Rights 4

Humor (Fiction) 3

Foreign Language Study - Portuguese 3

Short Stories 3

Foreign Language Study - Vietnamese 2

Criticism 2

Feminist 2

Antiquarian 2

Classic Literature 1

Thriller 1

Historical Fiction 1

Music-Sheet 1

LGBTQIA+ (Fiction) 1

Foreign Language Study - English 1

Foreign Language Study - Korean 1

Foreign Language Study - Russian 1

Social Media 1

Antiques & Collectibles 1

Foreign Language Study - Swedish 1

Erotic Literature 1

Literary Anthologies 1

Foreign Language Study - Arabic 1

Poetry 1

Romance 1

Suspense 1

Christian Fiction 1