Database Statistics

Last updated: 2017-09-19

Basic metadata

Core Entities
Artists: 1,255,429
Release Groups: 1,487,656
Releases: 1,862,039
Mediums: 2,096,210
Recordings: 17,813,819
Tracks: 23,175,978
Labels: 129,080
Works: 896,887
URLs: 4,303,399
Areas: 116,931
Places: 27,125
Series: 6,761
Instruments: 866
Events: 27,157
Other Entities
Editors (valid / deleted): 1,901,835 / 2,462
Relationships: 16,704,496
CD Stubs (all time / current): 343,873/ 288,888
Tags (raw / aggregated): 2,523,324 / 73,779
Ratings (raw / aggregated): 395,240 / 317,451
Identifiers
MBIDs: 56,269,260
ISRCs (all / unique): 698,343/670,064
ISWCs (all / unique): 136,566/135,867
Disc IDs: 712,044
Barcodes: 648,157
IPIs: 32,069
ISNIs: 30,944

Artists

Artists
Artists: 1,255,429
of type Person: 646,016 51.5%
of type Group: 298,167 23.8%
of type Orchestra: 3,965 0.3%
of type Choir: 3,902 0.3%
of type Character: 4,382 0.3%
of type Other: 1,657 0.1%
with no type set: 297,340 23.7%
with appearances in artist credits: 884,395 70.4%
with no appearances in artist credits: 371,034 29.6%
Non-group artists: 945,013
Male: 351,731 37.2%
Female: 95,572 10.1%
Other gender: 491 0.1%
with no gender set: 501,601 53.1%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,862,039
by various artists: 158,623 8.5%
by a single artist: 1,703,416 91.5%
Release Status
Releases: 1,862,039
Official 1,682,465 90.4%
Promotion 53,789 2.9%
Bootleg 40,464 2.2%
Pseudo-Release 9,433 0.5%
No status set 75,888 4.1%
Release Packaging
Releases: 1,862,039
Jewel Case 230,672 12.4%
Fatbox 2,255 0.1%
Snap Case 406 0.0%
Gatefold Cover 9,263 0.5%
Discbox Slider 366 0.0%
Super Jewel Box 479 0.0%
Digibook 359 0.0%
Slim Jewel Case 14,043 0.8%
Digipak 50,183 2.7%
Cardboard/Paper Sleeve 91,143 4.9%
Other 12,202 0.7%
Keep Case 1,855 0.1%
None 215,436 11.6%
Cassette Case 5,999 0.3%
Book 2,079 0.1%
No packaging set 1,225,299 65.8%
Cover Art Sources
Releases: 1,862,039
CAA: 668,841 35.9%
Amazon: 271,090 14.6%
URL Relationships: 61,522 3.3%
No front cover art: 860,586 46.2%
Data Quality
Releases: 1,862,039
High Data Quality: 2,484 0.1%
Default Data Quality: 1,858,012 99.8%
Normal Data Quality: 1,753 0.1%
Unknown Data Quality: 1,856,259 99.9%
Low Data Quality: 1,543 0.1%
Disc IDs
Disc IDs: 712,044
Releases: 1,862,039
Releases with no disc IDs: 1,287,791 69.2%
Releases with at least one disc ID: 574,248 30.8%
with 1 disc ID: 449,585 78.3%
with 2 disc IDs: 76,152 13.3%
with 3 disc IDs: 20,754 3.6%
with 4 disc IDs: 10,184 1.8%
with 5 disc IDs: 5,307 0.9%
with 6 disc IDs: 3,397 0.6%
with 7 disc IDs: 2,007 0.3%
with 8 disc IDs: 1,541 0.3%
with 9 disc IDs: 980 0.2%
with 10 or more disc IDs: 4,341 0.8%
Mediums: 2,096,210
Mediums with no disc IDs: 1,424,814 68.0%
Mediums with at least one disc ID: 671,396 32.0%
with 1 disc ID: 588,103 87.6%
with 2 disc IDs: 50,448 7.5%
with 3 disc IDs: 14,469 2.2%
with 4 disc IDs: 6,365 0.9%
with 5 disc IDs: 3,504 0.5%
with 6 disc IDs: 2,289 0.3%
with 7 disc IDs: 1,626 0.2%
with 8 disc IDs: 1,116 0.2%
with 9 disc IDs: 718 0.1%
with 10 or more disc IDs: 2,758 0.4%

Release Groups

Primary Types
Release Groups: 1,487,656
Album 1,013,674 68.1%
Other 32,293 2.2%
Broadcast 2,344 0.2%
Single 232,942 15.7%
EP 149,626 10.1%
Secondary Types
Release Groups: 1,487,656
Compilation 235,035 15.8%
Demo 5,577 0.4%
Soundtrack 33,572 2.3%
Spokenword 8,437 0.6%
Interview 606 0.0%
Audiobook 8,542 0.6%
Live 67,359 4.5%
Remix 15,521 1.0%
DJ-mix 6,951 0.5%
Mixtape/Street 6,445 0.4%

Recordings

Recordings
Recordings: 17,813,819
Videos: 74,514 0.4%

Labels

Types
Labels: 129,080
Bootleg Production 1,252 1.0%
Distributor 2,870 2.2%
Holding 1,288 1.0%
Imprint 2,608 2.0%
Original Production 31,117 24.1%
Production 8,028 6.2%
Publisher 13,228 10.2%
Reissue Production 1,205 0.9%
Rights Society 115 0.1%
None 67,369 52.2%

Works

Types
Works: 896,887
Aria 1,991 0.2%
Audio drama 281 0.0%
Ballet 495 0.1%
Beijing opera 269 0.0%
Cantata 1,001 0.1%
Concerto 4,151 0.5%
Incidental music 1,450 0.2%
Madrigal 400 0.0%
Mass 701 0.1%
Motet 636 0.1%
Musical 285 0.0%
Opera 1,995 0.2%
Operetta 208 0.0%
Oratorio 262 0.0%
Overture 998 0.1%
Partita 100 0.0%
Play 185 0.0%
Poem 1,473 0.2%
Prose 2,694 0.3%
Quartet 1,389 0.2%
Sonata 4,139 0.5%
Song 436,402 48.7%
Song-cycle 929 0.1%
Soundtrack 8,657 1.0%
Suite 2,082 0.2%
Symphonic poem 507 0.1%
Symphony 2,501 0.3%
Zarzuela 112 0.0%
Étude 657 0.1%
None 419,937 46.8%
Attributes
Works: 896,887
AKM ID 690 0.1%
APRA ID 8,890 1.0%
ASCAP ID 11,154 1.2%
BMI ID 11,066 1.2%
BUMA/STEMRA ID 15 0.0%
CASH ID 269 0.0%
CCLI ID 227 0.0%
Form (Ottoman, Turkish) 4,027 0.4%
GEMA ID 17,793 2.0%
Identifiers 0 0.0%
JASRAC ID 36,969 4.1%
KOMCA ID 86 0.0%
Key 11,563 1.3%
Makam (Ottoman, Turkish) 4,003 0.4%
MÜST ID 56 0.0%
OSA ID 13 0.0%
Rāga (Carnatic) 376 0.0%
SACEM ID 369 0.0%
SADAIC ID 236 0.0%
SESAC ID 315 0.0%
SGAE ID 111 0.0%
SOCAN ID 659 0.1%
SUISA ID 63 0.0%
Tāla (Carnatic) 354 0.0%
Usul (Ottoman, Turkish) 3,869 0.4%
None 813,239 90.7%

Areas

Types
Areas: 116,931
City 74,345 63.6%
Country 258 0.2%
County 3,497 3.0%
District 1,049 0.9%
Island 97 0.1%
Municipality 32,431 27.7%
Subdivision 5,238 4.5%
None 16 0.0%

Places

Types
Places: 27,125
Indoor arena 838 3.1%
Other 2,095 7.7%
Religious building 1,327 4.9%
Stadium 421 1.6%
Studio 11,727 43.2%
Venue 7,775 28.7%
None 2,942 10.8%

Series

Types
Series: 6,761
Catalogue 386 5.7%
Event 208 3.1%
Festival 467 6.9%
Recording 73 1.1%
Release 841 12.4%
Release group 4,179 61.8%
Run 63 0.9%
Tour 411 6.1%
Work 133 2.0%

Instruments

Types
Instruments: 866
Electronic instrument 48 5.5%
Other instrument 24 2.8%
Percussion instrument 225 26.0%
String instrument 305 35.2%
Wind instrument 262 30.3%
None 2 0.2%

Events

Types
Events: 27,157
Concert 18,003 66.3%
Convention/Expo 337 1.2%
Festival 7,180 26.4%
Launch event 138 0.5%
Masterclass/Clinic 13 0.0%
None 1,486 5.5%

Editors, Edits, and Votes

Editors
Editors (valid): 1,901,835
active ever: 198,211 10.4%
who edited and/or voted in the last 7 days: 1,229 0.6%
who edited in the last 7 days: 1,205 98.0%
who voted in the last 7 days: 112 9.1%
who edit: 183,678 92.7%
who vote: 15,864 8.0%
who leave edit notes: 105,459 53.2%
who use tags: 21,054 10.6%
who use ratings: 22,114 11.2%
who use subscriptions: 44,605 22.5%
who use collections: 11,086 5.6%
who have registered applications: 1,042 0.5%
validated email only: 943,836 49.6%
inactive: 759,788 40.0%
Editors (deleted): 2,462
Edits
Edits: 44,255,863
Open: 20,318 0.0%
Applied: 43,527,114 98.4%
Voted down: 205,523 0.5%
Failed (dependency): 65,769 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 5,295 0.0%
Cancelled: 394,597 0.9%
Edits: 44,255,863
Last 7 days: 140,623 0.3%
Yesterday: 20,447 14.5%
Votes
Votes: 14,369,552
Approve: 136,243 0.9%
Yes: 9,701,710 67.5%
No: 558,854 3.9%
Abstain: 3,972,745 27.6%
Votes: 14,369,552
Last 7 days: 6,491 0.0%
Yesterday: 1,727 26.6%