Database Statistics

Last updated: 2015-05-23

Basic metadata

Core Entities
Artists: 955,972
Release Groups: 1,184,731
Releases: 1,454,745
Mediums: 1,625,929
Recordings: 14,845,774
Tracks: 18,330,219
Labels: 92,817
Works: 591,992
URLs: 3,009,903
Areas: 114,617
Places: 10,446
Series: 3,181
Instruments: 732
Events: 3,881
Other Entities
Editors (valid / deleted): 1,313,062 / 1,714
Relationships: 10,401,527
CD Stubs (all time / current): 328,028/ 282,063
Tags (raw / aggregated): 1,935,869 / 50,016
Ratings (raw / aggregated): 312,146 / 253,794
Identifiers
MBIDs: 44,918,072
ISRCs (all / unique): 479,573/459,430
ISWCs (all / unique): 83,766/83,385
Disc IDs: 619,869
Barcodes: 482,016
IPIs: 17,521
ISNIs: 10,984

Artists

Artists
Artists: 955,972
of type Person: 471,076 49.3%
of type Group: 232,075 24.3%
of type Orchestra: 1,978 0.2%
of type Choir: 1,156 0.1%
of type Character: 2,638 0.3%
of type Other: 1,338 0.1%
with no type set: 245,711 25.7%
with appearances in artist credits: 696,167 72.8%
with no appearances in artist credits: 259,805 27.2%
Non-group artists: 718,125
Male: 215,177 30.0%
Female: 58,432 8.1%
Other gender: 246 0.0%
with no gender set: 446,908 62.2%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,454,745
by various artists: 135,578 9.3%
by a single artist: 1,319,167 90.7%
Release Status
Releases: 1,454,745
Official 1,312,216 90.2%
Promotion 42,286 2.9%
Bootleg 32,999 2.3%
Pseudo-Release 8,017 0.6%
No status set 59,228 4.1%
Release Packaging
Releases: 1,454,745
Jewel Case 147,049 10.1%
Fatbox 824 0.1%
Snap Case 125 0.0%
Gatefold Cover 2,760 0.2%
Discbox Slider 65 0.0%
Slim Jewel Case 8,761 0.6%
Digipak 31,945 2.2%
Cardboard/Paper Sleeve 58,329 4.0%
Other 8,272 0.6%
Keep Case 1,145 0.1%
None 91,241 6.3%
Cassette Case 2,707 0.2%
Book 830 0.1%
No packaging set 1,100,693 75.7%
Cover Art Sources
Releases: 1,454,745
CAA: 347,233 23.9%
Amazon: 346,233 23.8%
URL Relationships: 3,690 0.3%
No front cover art: 757,589 52.1%
Data Quality
Releases: 1,454,745
High Data Quality: 2,315 0.2%
Default Data Quality: 1,451,227 99.8%
Normal Data Quality: 1,720 0.1%
Unknown Data Quality: 1,449,507 99.9%
Low Data Quality: 1,203 0.1%
Disc IDs
Disc IDs: 619,869
Releases: 1,454,745
Releases with no disc IDs: 955,448 65.7%
Releases with at least one disc ID: 499,297 34.3%
with 1 disc ID: 387,186 77.5%
with 2 disc IDs: 67,638 13.5%
with 3 disc IDs: 18,830 3.8%
with 4 disc IDs: 9,395 1.9%
with 5 disc IDs: 4,794 1.0%
with 6 disc IDs: 3,155 0.6%
with 7 disc IDs: 1,888 0.4%
with 8 disc IDs: 1,480 0.3%
with 9 disc IDs: 940 0.2%
with 10 or more disc IDs: 3,991 0.8%
Mediums: 1,625,929
Mediums with no disc IDs: 1,050,873 64.6%
Mediums with at least one disc ID: 575,056 35.4%
with 1 disc ID: 495,582 86.2%
with 2 disc IDs: 47,381 8.2%
with 3 disc IDs: 13,885 2.4%
with 4 disc IDs: 6,256 1.1%
with 5 disc IDs: 3,418 0.6%
with 6 disc IDs: 2,298 0.4%
with 7 disc IDs: 1,589 0.3%
with 8 disc IDs: 1,129 0.2%
with 9 disc IDs: 725 0.1%
with 10 or more disc IDs: 2,793 0.5%

Release Groups

Primary Types
Release Groups: 1,184,731
Album 821,656 69.4%
Other 29,131 2.5%
Broadcast 1,411 0.1%
Single 172,950 14.6%
EP 106,191 9.0%
Secondary Types
Release Groups: 1,184,731
Compilation 194,663 16.4%
Demo 2,431 0.2%
Soundtrack 25,961 2.2%
Spokenword 6,644 0.6%
Interview 514 0.0%
Audiobook 5,674 0.5%
Live 55,568 4.7%
Remix 10,902 0.9%
DJ-mix 4,427 0.4%
Mixtape/Street 2,870 0.2%

Recordings

Recordings
Recordings: 14,845,774
Videos: 41,293 0.3%

Works

Types
Works: 591,992
Aria 1,672 0.3%
Audio drama 50 0.0%
Ballet 303 0.1%
Beijing opera 259 0.0%
Cantata 710 0.1%
Concerto 2,801 0.5%
Incidental music 68 0.0%
Madrigal 158 0.0%
Mass 428 0.1%
Motet 240 0.0%
Musical 132 0.0%
Opera 923 0.2%
Operetta 149 0.0%
Oratorio 166 0.0%
Overture 723 0.1%
Partita 51 0.0%
Play 51 0.0%
Poem 994 0.2%
Prose 995 0.2%
Quartet 733 0.1%
Sonata 2,873 0.5%
Song 255,739 43.2%
Song-cycle 660 0.1%
Soundtrack 5,152 0.9%
Suite 1,335 0.2%
Symphonic poem 323 0.1%
Symphony 1,614 0.3%
Zarzuela 109 0.0%
Étude 375 0.1%
None 312,206 52.7%
Attributes
Works: 591,992
APRA ID 1,263 0.2%
ASCAP ID 1,968 0.3%
BMI ID 1,203 0.2%
GEMA ID 2,887 0.5%
Identifiers 0 0.0%
JASRAC ID 16,788 2.8%
KOMCA ID 38 0.0%
Key 3,806 0.6%
MÜST ID 39 0.0%
Rāga (Carnatic) 134 0.0%
SESAC ID 79 0.0%
SOCAN ID 124 0.0%
Tāla (Carnatic) 120 0.0%
None 564,397 95.3%

Areas

Types
Areas: 114,617
City 73,126 63.8%
Country 255 0.2%
County 3,339 2.9%
District 470 0.4%
Island 72 0.1%
Municipality 32,154 28.1%
Subdivision 5,195 4.5%
None 6 0.0%

Places

Types
Places: 10,446
Indoor arena 213 2.0%
Other 850 8.1%
Religious building 298 2.9%
Stadium 152 1.5%
Studio 4,820 46.1%
Venue 3,110 29.8%
None 1,003 9.6%

Series

Types
Series: 3,181
Catalogue 262 8.2%
Event 62 1.9%
Festival 66 2.1%
Recording 28 0.9%
Release 321 10.1%
Release group 2,274 71.5%
Run 1 0.0%
Tour 124 3.9%
Work 43 1.4%

Instruments

Types
Instruments: 732
Electronic instrument 31 4.2%
Other instrument 20 2.7%
Percussion instrument 195 26.6%
String instrument 269 36.7%
Wind instrument 217 29.6%
None 0 0.0%

Events

Types
Events: 3,881
Concert 2,627 67.7%
Convention/Expo 210 5.4%
Festival 828 21.3%
Launch event 40 1.0%
Masterclass/Clinic 2 0.1%
None 174 4.5%

Editors, Edits, and Votes

Editors
Editors (valid): 1,313,062
active ever: 247,878 18.9%
who edited and/or voted in the last 7 days: 1,163 0.5%
who edited in the last 7 days: 1,133 97.4%
who voted in the last 7 days: 145 12.5%
who edit: 238,286 96.1%
who vote: 15,045 6.1%
who leave edit notes: 80,905 32.6%
who use tags: 15,051 6.1%
who use ratings: 17,052 6.9%
who use subscriptions: 29,863 12.0%
who use collections: 8,824 3.6%
who have registered applications: 272 0.1%
validated email only: 456,253 34.7%
inactive: 608,931 46.4%
Editors (deleted): 1,714
Edits
Edits: 29,713,522
Open: 57,181 0.2%
Applied: 29,063,623 97.8%
Voted down: 184,203 0.6%
Failed (dependency): 44,018 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,680 0.0%
Cancelled: 322,570 1.1%
Edits: 29,713,522
Last 7 days: 122,243 0.4%
Yesterday: 13,215 10.8%
Votes
Votes: 12,518,132
Approve: 101,962 0.8%
Yes: 8,123,124 64.9%
No: 505,151 4.0%
Abstain: 3,787,895 30.3%
Votes: 12,518,132
Last 7 days: 25,921 0.2%
Yesterday: 2,162 8.3%