Christian Nonfiction 5,469

Business 5,421

Family & Relationships 4,592

Politics 4,418

Health & Fitness 4,171

Cooking & Food 4,040

Psychology 2,896

New Age 2,491

Science 2,199

Performing Arts 1,974

Sports & Recreations 1,891

Travel 1,876

Reference 1,836

Military 1,780

Essays 1,750

Humor (Nonfiction) 1,718

Literary Criticism 1,595

True Crime 1,586

Language Arts 1,534

Medical 1,412

Study Aids & Workbooks 1,294

Education 1,293

Crafts 1,288

Nature 1,286

Philosophy 1,210

Art 1,174

Computer Technology 1,089

Economics 981

Music 924

Self Help 865

Home Design & Décor 847

Finance 845

Technology 816

Women's Studies 807

Gardening 592

Pets 554

Multi-Cultural 480

Law 457

Foreign Language Study 427

LGBTQIA+ (Nonfiction) 424

Careers 408

Games 337

Genealogy 276

African American Nonfiction 274

Photography 244

Mathematics 243

Transportation 208

Architecture 204

Writing 192

Management 122

Entertainment 103

Ethics 100

Antiques 100

Judaica 100

Engineering 89

Physics 89

Grammar & Language Usage 86

Children 86

Professional 77

Marketing & Sales 67

Media Studies 58

Gender Studies 57

Current Events 52

Sales & Marketing 51

Geography 46

Chemistry 44

Psychiatry 40

Crime 27

Psychiatry & Psychology 26

Foreign Language Study - Spanish 21

Scholarly 16

Non-English Nonfiction 15

Drama 13

Foreign Language 13

Outdoor Recreation 10

Journalism 9

Report 9

Foreign Language Study - French 9

Research 8

Literature 7

Foreign Language Study - German 6

Foreign Language Study - Japanese 6

Mystery 6

Recovery 6

Text Book 6

Inspirational 5

Analysis 5

Comic and Graphic Books 4

Foreign Language Study - Chinese 4

Foreign Language Study - Italian 4

Child Development 4

Human Rights 4

Biology 3

Humor (Fiction) 3

Foreign Language Study - Portuguese 3

Criticism 3

Fantasy 3

Short Stories 3

Thriller 2

Foreign Language Study - Vietnamese 2

Feminist 2

Antiquarian 2

Classic Literature 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