,category,number_files
0,Computer Science,4441
1,Movies and Film Industry,3118
2,Video Games and Gaming Culture,2515
3,Legal Issues and Criminal Justice,1984
4,Music,1907
5,Fanfiction and Creative Writing,1650
6,Technology and Telecommunications,1458
7,Web Development,1312
8,American Football,1217
9,American Politics,1102
10,Automotive Technology and Design,1098
11,Health,1023
12,Slang and Colloquial Language,879
13,Religion and Theology,876
14,Food and Dining,833
15,Literature,717
16,Baseball,670
17,Politics and Government,634
18,Association Football,622
19,Economics and Financial Policy,614
20,Parenting and Child Behavior,565
21,Fashion and Design,540
22,United States Government,534
23,International Relations and Conflict Studies,533
24,Interpersonal Relationships and Communication,524
25,Political Science and US Politics,516
26,Linguistics and Communication,472
27,Programming and Software Development,470
28,Electronics and Audio-Visual Systems,465
29,Animal Care,449
30,Cooking and Food Preparation,443
31,Basketball/NBA,412
32,Cooking and Baking,404
33,Astronomy and Space Science,402
34,Cell Biology and Genetics,402
35,Personal Finance and Investments,370
36,Abstract Algebra and Elliptic Curves,352
37,Nutrition and Fitness,342
38,Food and Cooking,333
39,Music and Lyrics,329
40,Climate Change and Weather Prediction,297
41,Health and Wellness,285
42,Fine Arts,281
43,Anatomy,278
44,Social Media & Web Trends,277
45,Climate Change and Waste Management,268
46,Education and School Policies,263
47,Computer Hardware and Software,260
48,Ice Hockey,258
49,Middle Eastern Politics,258
50,Botany and Horticulture,255
51,Beer and Wine,249
52,Motor Sports,244
53,Political History and Journalism,233
54,International Relations and Nuclear Proliferation,227
55,International Relations and Politics,225
56,Fiction,223
57,Olympic Sports,198
58,Cosmetic and Medical Procedures for Facial and Eye Aesthetics and Rejuvenation,192
59,Online Communities and Collaboration,172
60,Photography and Camera Equipment,170
61,Bollywood Movies and Film Industry,167
62,Mixed Martial Arts,166
63,Space Exploration and Astronomy,164
64,US Abortion Law and Policy,164
65,People Search Techniques and Procedures,156
66,Anime/Manga Discussion,155
67,Egyptian Politics and Current Events,152
68,Meteorology and Natural Disasters,149
69,Transportation and Urban Development,133
70,Parenting,131
71,Pokemon,131
72,Coffee Brewing and Appreciation,128
73,Credit,128
74,Goal-setting and Career Development,127
75,Personal Interactions and Profiles,126
76,Petroleum/Oil Industry and Economics,126
77,World War II,126
78,Classical Music,123
79,Web search results/Blogs,122
80,Indian Politics,118
81,Religion and Atheism,110
82,International Politics and Diplomacy,108
83,Animal Science,108
84,Reality Television Dance Shows,108
85,Healthcare Reform and ObamaCare,107
86,Immigration Reform,107
87,Media Streaming & Television Programming,103
88,Legislation and Policy regarding Marijuana/Controlled Substances,103
89,North Korea and its International Relations,103
90,Firearms and Shooting,101
91,Professional Wrestling / Sports Entertainment,98
92,Estate Planning and Trusts,98
93,Computer Science and Programming,96
94,European Economics and Politics,95
95,Terrorism,95
96,Personal Wellness and Education,94
97,Golf,94
98,Fantasy/Science Fiction & Gaming,89
99,Human Resources / Organizational Behavior,89
100,Energy Production and Policy,87
101,Publishing and E-books,84
102,Religion and Politics,83
103,Mathematics Education,82
104,Taxation and Public Policy,78
105,Education and Public Policy,77
106,Computer Programming,76
107,History,76
108,Tennis,75
109,Harry Potter series,74
110,Linguistics and Language Studies,73
111,Ruby on Rails programming and database management,73
112,Hair Care and Styling,73
113,Higher Education and College Programs,73
114,Community Service and Nonprofit Organizations,71
115,Chinese Politics and Dissidence,70
116,Technology,70
117,Ancient Rome & Roman History,70
118,Human Anatomy and Physiology,70
119,Lighting Technology and Electrical Engineering,67
120,Science Fiction & Space Exploration,66
121,Energy Policy and Environmental Impact of Fuels,66
122,Meteorology and Climatology,66
123,Musculoskeletal Anatomy and Injuries,60
124,Electronics and Computer Science,59
125,Human Emotions and Interactions,59
126,Beauty & Personal Grooming,57
127,Environmental Science and Policy,56
128,Consumer Electronics and Online Streaming Services,56
129,Astrology,53
130,Networking and Domain Name Systems,53
131,Crafts and Design,52
132,Entertainment,51
133,Volcanology and Safety Equipment,50
134,Local History and Geography,50
135,Materials Science,50
136,Linux/Ubuntu/RHEL Systems Administration and Community,50
137,Nuclear Energy and Waste Management,50
138,Nuclear Energy and Safety,50
139,Health Information Technology & Data Security,50
140,Computer Programming and Software Development,45
141,Legal and Social Impact of Disability Laws,43
142,Effective Studying & Writing Strategies,41
143,Fiction and Storytelling,31
144,Wildlife and Nature Conservation,11