Database Statistics

Last updated: 2014-08-27

Basic metadata

Core Entities
Artists: 872,716
Release Groups: 1,078,821
Releases: 1,320,398
Mediums: 1,472,728
Recordings: 13,740,913
Tracks: 16,764,308
Labels: 84,152
Works: 515,276
URLs: 2,559,551
Areas: 97,522
Places: 6,099
Series: 2,032
Instruments: 675
Other Entities
Editors (valid / deleted): 1,250,430 / 1,453
Relationships: 8,666,935
CD Stubs (all time / current): 321,983/ 279,547
Tags (raw / aggregated): 1,839,645 / 45,124
Ratings (raw / aggregated): 280,502 / 231,258
Identifiers
MBIDs: 38,661,396
ISRCs (all / unique): 419,396/401,450
ISWCs (all / unique): 70,186/69,843
Disc IDs: 588,757
Barcodes: 412,653
IPIs: 14,112
ISNIs: 8,275

Artists

Artists
Artists: 872,716
of type Person: 421,913 48.3%
of type Group: 213,570 24.5%
of type Orchestra: 935 0.1%
of type Choir: 532 0.1%
of type Character: 1,706 0.2%
of type Other: 1,289 0.1%
with no type set: 232,771 26.7%
with appearances in artist credits: 642,795 73.7%
with no appearances in artist credits: 229,921 26.3%
Non-group artists: 655,973
Male: 173,793 26.5%
Female: 47,277 7.2%
Other gender: 183 0.0%
with no gender set: 436,426 66.5%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,320,398
by various artists: 130,418 9.9%
by a single artist: 1,189,980 90.1%
Release Status
Releases: 1,320,398
Official 1,185,080 89.8%
Promotion 39,644 3.0%
Bootleg 31,913 2.4%
Pseudo-Release 8,149 0.6%
No status set 55,612 4.2%
Release Packaging
Releases: 1,320,398
Jewel Case 120,365 9.1%
Fatbox 393 0.0%
Snap Case 48 0.0%
Gatefold Cover 1,120 0.1%
Discbox Slider 25 0.0%
Slim Jewel Case 7,245 0.5%
Digipak 26,898 2.0%
Cardboard/Paper Sleeve 48,865 3.7%
Other 7,241 0.5%
Keep Case 891 0.1%
None 65,338 4.9%
Cassette Case 1,618 0.1%
Book 401 0.0%
No packaging set 1,039,950 78.8%
Cover Art Sources
Releases: 1,320,398
CAA: 259,714 19.7%
Amazon: 344,639 26.1%
URL Relationships: 3,927 0.3%
No front cover art: 712,118 53.9%
Data Quality
Releases: 1,320,398
High Data Quality: 2,289 0.2%
Default Data Quality: 1,317,073 99.7%
Normal Data Quality: 1,702 0.1%
Unknown Data Quality: 1,315,371 99.9%
Low Data Quality: 1,036 0.1%
Disc IDs
Disc IDs: 588,757
Releases: 1,320,398
Releases with no disc IDs: 846,388 64.1%
Releases with at least one disc ID: 474,010 35.9%
with 1 disc ID: 366,122 77.2%
with 2 disc IDs: 64,700 13.6%
with 3 disc IDs: 18,231 3.8%
with 4 disc IDs: 9,138 1.9%
with 5 disc IDs: 4,650 1.0%
with 6 disc IDs: 3,063 0.6%
with 7 disc IDs: 1,860 0.4%
with 8 disc IDs: 1,438 0.3%
with 9 disc IDs: 929 0.2%
with 10 or more disc IDs: 3,880 0.8%
Mediums: 1,472,728
Mediums with no disc IDs: 929,618 63.1%
Mediums with at least one disc ID: 543,110 36.9%
with 1 disc ID: 464,957 85.6%
with 2 disc IDs: 46,355 8.5%
with 3 disc IDs: 13,713 2.5%
with 4 disc IDs: 6,192 1.1%
with 5 disc IDs: 3,399 0.6%
with 6 disc IDs: 2,280 0.4%
with 7 disc IDs: 1,577 0.3%
with 8 disc IDs: 1,121 0.2%
with 9 disc IDs: 728 0.1%
with 10 or more disc IDs: 2,789 0.5%

Release Groups

Primary Types
Release Groups: 1,078,821
Album 750,790 69.6%
Other 28,185 2.6%
Broadcast 1,204 0.1%
Single 151,243 14.0%
EP 94,621 8.8%
Secondary Types
Release Groups: 1,078,821
Compilation 183,404 17.0%
Demo 727 0.1%
Soundtrack 23,577 2.2%
Spokenword 6,389 0.6%
Interview 478 0.0%
Audiobook 5,011 0.5%
Live 52,544 4.9%
Remix 9,848 0.9%
DJ-mix 3,868 0.4%
Mixtape/Street 2,070 0.2%

Recordings

Recordings
Recordings: 13,740,913
Videos: 30,778 0.2%

Works

Types
Works: 515,276
Aria 998 0.2%
Audio drama 26 0.0%
Ballet 207 0.0%
Beijing opera 0 0.0%
Cantata 550 0.1%
Concerto 1,995 0.4%
Madrigal 82 0.0%
Mass 342 0.1%
Motet 134 0.0%
Opera 585 0.1%
Operetta 103 0.0%
Oratorio 119 0.0%
Overture 480 0.1%
Partita 44 0.0%
Poem 855 0.2%
Prose 437 0.1%
Quartet 584 0.1%
Sonata 2,459 0.5%
Song 207,757 40.3%
Song-cycle 494 0.1%
Soundtrack 2,943 0.6%
Suite 916 0.2%
Symphonic poem 221 0.0%
Symphony 1,298 0.3%
Zarzuela 109 0.0%
Étude 351 0.1%
None 291,187 56.5%
Attributes
Works: 515,276
APRA ID 43 0.0%
ASCAP ID 843 0.2%
BMI ID 602 0.1%
GEMA ID 658 0.1%
Identifiers 0 0.0%
JASRAC ID 11,305 2.2%
KOMCA ID 17 0.0%
Key 2,452 0.5%
MÜST ID 30 0.0%
Rāga (Carnatic) 0 0.0%
SESAC ID 39 0.0%
SOCAN ID 27 0.0%
Tāla (Carnatic) 0 0.0%
None 499,524 96.9%

Areas

Types
Areas: 97,522
City 70,166 71.9%
Country 255 0.3%
District 269 0.3%
Municipality 22,148 22.7%
Subdivision 4,678 4.8%
None 6 0.0%

Places

Types
Places: 6,099
Indoor arena 125 2.0%
Other 706 11.6%
Stadium 84 1.4%
Studio 2,765 45.3%
Venue 1,802 29.5%
None 617 10.1%

Series

Types
Series: 2,032
Catalogue 180 8.9%
Recording 15 0.7%
Release 168 8.3%
Release group 1,649 81.2%
Work 20 1.0%

Instruments

Types
Instruments: 675
Electronic instrument 31 4.6%
Other instrument 18 2.7%
Percussion instrument 178 26.4%
String instrument 247 36.6%
Wind instrument 201 29.8%
None 0 0.0%

Editors, Edits, and Votes

Editors
Editors (valid): 1,250,430
active ever: 253,534 20.3%
who edited and/or voted in the last 7 days: 988 0.4%
who edited in the last 7 days: 957 96.9%
who voted in the last 7 days: 128 13.0%
who edit: 228,767 90.2%
who vote: 14,746 5.8%
who leave edit notes: 73,334 28.9%
who use tags: 13,489 5.3%
who use ratings: 15,821 6.2%
who use subscriptions: 25,431 10.0%
who use collections: 40,311 15.9%
who have registered applications: 159 0.1%
validated email only: 400,985 32.1%
inactive: 595,911 47.7%
Editors (deleted): 1,453
Edits
Edits: 25,608,138
Open: 40,784 0.2%
Applied: 25,026,132 97.7%
Voted down: 174,173 0.7%
Failed (dependency): 37,276 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,544 0.0%
Cancelled: 287,996 1.1%
Edits: 25,608,138
Last 7 days: 84,812 0.3%
Yesterday: 10,944 12.9%
Votes
Votes: 11,347,030
Approve: 82,627 0.7%
Yes: 7,149,512 63.0%
No: 477,291 4.2%
Abstain: 3,637,600 32.1%
Votes: 11,347,030
Last 7 days: 10,496 0.1%
Yesterday: 1,831 17.4%