Database Statistics

Last updated: 2015-04-19

Basic metadata

Core Entities
Artists: 945,501
Release Groups: 1,174,893
Releases: 1,441,474
Mediums: 1,610,708
Recordings: 14,749,709
Tracks: 18,176,171
Labels: 91,532
Works: 582,515
URLs: 2,966,701
Areas: 114,511
Places: 9,725
Series: 3,063
Instruments: 731
Events: 3,080
Other Entities
Editors (valid / deleted): 1,302,633 / 1,696
Relationships: 10,193,699
CD Stubs (all time / current): 327,406/ 281,807
Tags (raw / aggregated): 1,929,660 / 49,500
Ratings (raw / aggregated): 310,309 / 252,316
Identifiers
MBIDs: 44,559,290
ISRCs (all / unique): 473,488/453,414
ISWCs (all / unique): 81,507/81,134
Disc IDs: 616,162
Barcodes: 476,344
IPIs: 16,986
ISNIs: 10,709

Artists

Artists
Artists: 945,501
of type Person: 464,617 49.1%
of type Group: 230,073 24.3%
of type Orchestra: 1,552 0.2%
of type Choir: 1,098 0.1%
of type Character: 2,564 0.3%
of type Other: 1,337 0.1%
with no type set: 244,260 25.8%
with appearances in artist credits: 689,770 73.0%
with no appearances in artist credits: 255,731 27.0%
Non-group artists: 710,214
Male: 209,810 29.5%
Female: 57,092 8.0%
Other gender: 234 0.0%
with no gender set: 445,642 62.7%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,441,474
by various artists: 135,613 9.4%
by a single artist: 1,305,861 90.6%
Release Status
Releases: 1,441,474
Official 1,300,161 90.2%
Promotion 41,979 2.9%
Bootleg 32,853 2.3%
Pseudo-Release 7,952 0.6%
No status set 58,529 4.1%
Release Packaging
Releases: 1,441,474
Jewel Case 143,836 10.0%
Fatbox 755 0.1%
Snap Case 109 0.0%
Gatefold Cover 2,506 0.2%
Discbox Slider 61 0.0%
Slim Jewel Case 8,606 0.6%
Digipak 31,311 2.2%
Cardboard/Paper Sleeve 57,055 4.0%
Other 8,138 0.6%
Keep Case 1,105 0.1%
None 87,772 6.1%
Cassette Case 2,519 0.2%
Book 780 0.1%
No packaging set 1,096,921 76.1%
Cover Art Sources
Releases: 1,441,474
CAA: 336,180 23.3%
Amazon: 344,921 23.9%
URL Relationships: 3,707 0.3%
No front cover art: 756,666 52.5%
Data Quality
Releases: 1,441,474
High Data Quality: 2,297 0.2%
Default Data Quality: 1,437,999 99.8%
Normal Data Quality: 1,717 0.1%
Unknown Data Quality: 1,436,282 99.9%
Low Data Quality: 1,178 0.1%
Disc IDs
Disc IDs: 616,162
Releases: 1,441,474
Releases with no disc IDs: 945,198 65.6%
Releases with at least one disc ID: 496,276 34.4%
with 1 disc ID: 384,682 77.5%
with 2 disc IDs: 67,269 13.6%
with 3 disc IDs: 18,745 3.8%
with 4 disc IDs: 9,379 1.9%
with 5 disc IDs: 4,772 1.0%
with 6 disc IDs: 3,147 0.6%
with 7 disc IDs: 1,884 0.4%
with 8 disc IDs: 1,478 0.3%
with 9 disc IDs: 943 0.2%
with 10 or more disc IDs: 3,977 0.8%
Mediums: 1,610,708
Mediums with no disc IDs: 1,039,377 64.5%
Mediums with at least one disc ID: 571,331 35.5%
with 1 disc ID: 492,039 86.1%
with 2 disc IDs: 47,250 8.3%
with 3 disc IDs: 13,844 2.4%
with 4 disc IDs: 6,254 1.1%
with 5 disc IDs: 3,413 0.6%
with 6 disc IDs: 2,300 0.4%
with 7 disc IDs: 1,581 0.3%
with 8 disc IDs: 1,129 0.2%
with 9 disc IDs: 731 0.1%
with 10 or more disc IDs: 2,790 0.5%

Release Groups

Primary Types
Release Groups: 1,174,893
Album 815,271 69.4%
Other 29,040 2.5%
Broadcast 1,356 0.1%
Single 171,301 14.6%
EP 104,777 8.9%
Secondary Types
Release Groups: 1,174,893
Compilation 193,415 16.5%
Demo 2,265 0.2%
Soundtrack 25,746 2.2%
Spokenword 6,625 0.6%
Interview 510 0.0%
Audiobook 5,608 0.5%
Live 55,173 4.7%
Remix 10,833 0.9%
DJ-mix 4,354 0.4%
Mixtape/Street 2,778 0.2%

Recordings

Recordings
Recordings: 14,749,709
Videos: 39,856 0.3%

Works

Types
Works: 582,515
Aria 1,668 0.3%
Audio drama 49 0.0%
Ballet 302 0.1%
Beijing opera 259 0.0%
Cantata 703 0.1%
Concerto 2,756 0.5%
Incidental music 46 0.0%
Madrigal 144 0.0%
Mass 422 0.1%
Motet 232 0.0%
Musical 131 0.0%
Opera 921 0.2%
Operetta 148 0.0%
Oratorio 165 0.0%
Overture 719 0.1%
Partita 47 0.0%
Play 47 0.0%
Poem 984 0.2%
Prose 966 0.2%
Quartet 690 0.1%
Sonata 2,803 0.5%
Song 249,531 42.8%
Song-cycle 652 0.1%
Soundtrack 5,136 0.9%
Suite 1,297 0.2%
Symphonic poem 320 0.1%
Symphony 1,602 0.3%
Zarzuela 109 0.0%
Étude 374 0.1%
None 309,292 53.1%
Attributes
Works: 582,515
APRA ID 400 0.1%
ASCAP ID 1,691 0.3%
BMI ID 1,087 0.2%
GEMA ID 2,651 0.5%
Identifiers 0 0.0%
JASRAC ID 16,529 2.8%
KOMCA ID 38 0.0%
Key 3,445 0.6%
MÜST ID 35 0.0%
Rāga (Carnatic) 68 0.0%
SESAC ID 63 0.0%
SOCAN ID 111 0.0%
Tāla (Carnatic) 51 0.0%
None 557,070 95.6%

Areas

Types
Areas: 114,511
City 73,086 63.8%
Country 255 0.2%
County 3,339 2.9%
District 470 0.4%
Island 70 0.1%
Municipality 32,090 28.0%
Subdivision 5,195 4.5%
None 6 0.0%

Places

Types
Places: 9,725
Indoor arena 193 2.0%
Other 837 8.6%
Religious building 278 2.9%
Stadium 135 1.4%
Studio 4,460 45.9%
Venue 2,848 29.3%
None 974 10.0%

Series

Types
Series: 3,063
Catalogue 259 8.5%
Event 65 2.1%
Festival 53 1.7%
Recording 28 0.9%
Release 305 10.0%
Release group 2,226 72.7%
Run 0 0.0%
Tour 92 3.0%
Work 35 1.1%

Instruments

Types
Instruments: 731
Electronic instrument 31 4.2%
Other instrument 20 2.7%
Percussion instrument 195 26.7%
String instrument 269 36.8%
Wind instrument 216 29.5%
None 0 0.0%

Events

Types
Events: 3,080
Concert 2,108 68.4%
Convention/Expo 205 6.7%
Festival 576 18.7%
Launch event 39 1.3%
Masterclass/Clinic 1 0.0%
None 151 4.9%

Editors, Edits, and Votes

Editors
Editors (valid): 1,302,633
active ever: 246,692 18.9%
who edited and/or voted in the last 7 days: 1,105 0.4%
who edited in the last 7 days: 1,075 97.3%
who voted in the last 7 days: 120 10.9%
who edit: 237,200 96.2%
who vote: 15,011 6.1%
who leave edit notes: 80,071 32.5%
who use tags: 14,880 6.0%
who use ratings: 16,904 6.9%
who use subscriptions: 29,333 11.9%
who use collections: 8,766 3.6%
who have registered applications: 250 0.1%
validated email only: 448,307 34.4%
inactive: 607,634 46.6%
Editors (deleted): 1,696
Edits
Edits: 29,228,910
Open: 45,893 0.2%
Applied: 28,596,988 97.8%
Voted down: 183,038 0.6%
Failed (dependency): 43,310 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,663 0.0%
Cancelled: 317,776 1.1%
Edits: 29,228,910
Last 7 days: 107,425 0.4%
Yesterday: 13,998 13.0%
Votes
Votes: 12,361,050
Approve: 100,650 0.8%
Yes: 7,983,108 64.6%
No: 502,117 4.1%
Abstain: 3,775,175 30.5%
Votes: 12,361,050
Last 7 days: 23,967 0.2%
Yesterday: 7,842 32.7%