Sociology 18,773

Politics 15,170

Cooking & Food 12,496

Health & Fitness 12,389

Family & Relationships 10,560

New Age 9,802

Psychology 9,382

Christian Nonfiction 8,679

Science 7,594

Performing Arts 7,049

Travel 6,749

Art 6,274

Sports & Recreations 5,786

Literary Criticism 5,543

Philosophy 5,540

Reference 5,307

Education 5,268

Military 5,211

Music 4,803

Computer Technology 4,649

Foreign Language Study 4,346

Humor (Nonfiction) 4,276

Medical 4,243

Language Arts 4,180

Nature 3,851

Economics 3,785

True Crime 3,572

Crafts 3,327

Essays 3,314

Finance 3,306

Technology 2,733

Self Help 2,580

Women's Studies 2,446

Study Aids & Workbooks 2,404

Home Design & Décor 1,964

Multi-Cultural 1,913

Law 1,694

Gardening 1,564

Careers 1,523

LGBTQIA+ (Nonfiction) 1,426

Pets 1,400

Architecture 1,190

Photography 1,039

Writing 956

Games 949

Mathematics 844

Management 771

Transportation 672

African American Nonfiction 630

Non-English Nonfiction 553

Grammar & Language Usage 518

Engineering 398

Antiques 387

Entertainment 370

Sales & Marketing 353

Ethics 349

Physics 348

Judaica 308

Marketing & Sales 296

Children 283

Media Studies 214

Psychiatry 212

Chemistry 179

Psychiatry & Psychology 177

Gender Studies 167

Professional 163

Current Events 146

Geography 112

Crime 91

Genealogy 83

Scholarly 70

Research 54

Text Book 44

Comic and Graphic Books 34

Analysis 31

Foreign Language 31

Literature 30

Journalism 29

Foreign Language Study - Spanish 29

Drama 26

Outdoor Recreation 24

Music-Sheet 23

Recovery 19

Short Stories 18

Mystery 17

Foreign Language Study - French 15

Foreign Language Study - Italian 14

Human Rights 13

Historical Fiction 12

Foreign Language Study - German 12

Songbook 11

Criticism 11

Thriller 9

Humor (Fiction) 9

Fantasy 9

Classic Literature 8

Foreign Language Study - Japanese 8

Science Fiction 8

Suspense 8

Inspirational 7

Biology 7

Report 6

Feminist 6

Literary Anthologies 6

Foreign Language Study - English 5

Foreign Language Study - Russian 5

Foreign Language Study - Chinese 4

Foreign Language Study - Portuguese 4

Foreign Language Study - Vietnamese 4

Erotic Literature 4

Poetry 4

Romance 4

Foreign Language Study - Korean 3

Mythology 3

LGBTQIA+ (Fiction) 2

Picture Book Nonfiction 2

Child Development 2

Antiques & Collectibles 2

Alternative Medicine 2

Antiquarian 2

Foreign Language Study - Latin 1

Social Media 1

Communications 1

Ancient History 1

Foreign Language Study - Swedish 1

Foreign Language Study - Tagalog 1

Fiction 1

Horror 1

African American Fiction 1

Travel Literature 1

Christian Fiction 1

Science Fiction & Fantasy 1