Database Statistics

Last updated: 2014-07-29

Basic metadata

Core Entities
Artists: 865,181
Release Groups: 1,070,793
Releases: 1,309,839
Mediums: 1,460,520
Recordings: 13,655,411
Tracks: 16,641,620
Labels: 83,411
Works: 508,461
URLs: 2,520,300
Areas: 97,447
Places: 5,654
Series: 1,915
Instruments: 651
Other Entities
Editors (valid / deleted): 1,245,918 / 4,541
Relationships: 8,515,021
CD Stubs (all time / current): 321,410/ 279,581
Tags (raw / aggregated): 1,834,182 / 44,606
Ratings (raw / aggregated): 279,311 / 230,268
Identifiers
MBIDs: 38,369,181
ISRCs (all / unique): 411,685/394,094
ISWCs (all / unique): 68,631/68,292
Disc IDs: 585,596
Barcodes: 408,071
IPIs: 13,805
ISNIs: 7,905

Artists

Artists
Artists: 865,181
of type Person: 417,369 48.2%
of type Group: 211,463 24.4%
of type Orchestra: 856 0.1%
of type Choir: 476 0.1%
of type Character: 1,510 0.2%
of type Other: 1,302 0.2%
with no type set: 232,205 26.8%
with appearances in artist credits: 637,801 73.7%
with no appearances in artist credits: 227,380 26.3%
Non-group artists: 650,876
Male: 169,811 26.1%
Female: 46,148 7.1%
Other gender: 168 0.0%
with no gender set: 436,259 67.0%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,309,839
by various artists: 129,991 9.9%
by a single artist: 1,179,848 90.1%
Release Status
Releases: 1,309,839
Official 1,175,353 89.7%
Promotion 39,317 3.0%
Bootleg 31,793 2.4%
Pseudo-Release 8,115 0.6%
No status set 55,262 4.2%
Release Packaging
Releases: 1,309,839
Jewel Case 118,132 9.0%
Fatbox 334 0.0%
Snap Case 37 0.0%
Gatefold Cover 976 0.1%
Discbox Slider 21 0.0%
Slim Jewel Case 7,133 0.5%
Digipak 26,449 2.0%
Cardboard/Paper Sleeve 47,937 3.7%
Other 7,170 0.5%
Keep Case 857 0.1%
None 63,341 4.8%
Cassette Case 1,488 0.1%
Book 372 0.0%
No packaging set 1,035,592 79.1%
Cover Art Sources
Releases: 1,309,839
CAA: 250,534 19.1%
Amazon: 345,064 26.3%
URL Relationships: 3,962 0.3%
No front cover art: 710,279 54.2%
Data Quality
Releases: 1,309,839
High Data Quality: 2,287 0.2%
Default Data Quality: 1,306,540 99.7%
Normal Data Quality: 1,701 0.1%
Unknown Data Quality: 1,304,839 99.9%
Low Data Quality: 1,011 0.1%
Disc IDs
Disc IDs: 585,596
Releases: 1,309,839
Releases with no disc IDs: 838,236 64.0%
Releases with at least one disc ID: 471,603 36.0%
with 1 disc ID: 364,169 77.2%
with 2 disc IDs: 64,367 13.6%
with 3 disc IDs: 18,180 3.9%
with 4 disc IDs: 9,100 1.9%
with 5 disc IDs: 4,645 1.0%
with 6 disc IDs: 3,061 0.6%
with 7 disc IDs: 1,858 0.4%
with 8 disc IDs: 1,437 0.3%
with 9 disc IDs: 927 0.2%
with 10 or more disc IDs: 3,859 0.8%
Mediums: 1,460,520
Mediums with no disc IDs: 920,518 63.0%
Mediums with at least one disc ID: 540,002 37.0%
with 1 disc ID: 462,023 85.6%
with 2 disc IDs: 46,218 8.6%
with 3 disc IDs: 13,689 2.5%
with 4 disc IDs: 6,175 1.1%
with 5 disc IDs: 3,406 0.6%
with 6 disc IDs: 2,280 0.4%
with 7 disc IDs: 1,576 0.3%
with 8 disc IDs: 1,122 0.2%
with 9 disc IDs: 727 0.1%
with 10 or more disc IDs: 2,786 0.5%

Release Groups

Primary Types
Release Groups: 1,070,793
Album 745,709 69.6%
Other 28,138 2.6%
Broadcast 1,097 0.1%
Single 149,596 14.0%
EP 93,657 8.7%
Secondary Types
Release Groups: 1,070,793
Compilation 182,466 17.0%
Demo 455 0.0%
Soundtrack 23,304 2.2%
Spokenword 6,397 0.6%
Interview 475 0.0%
Audiobook 4,955 0.5%
Live 52,221 4.9%
Remix 9,774 0.9%
DJ-mix 3,825 0.4%
Mixtape/Street 2,011 0.2%

Recordings

Recordings
Recordings: 13,655,411
Videos: 30,062 0.2%

Works

Types
Works: 508,461
Aria 952 0.2%
Audio drama 26 0.0%
Ballet 205 0.0%
Beijing opera 0 0.0%
Cantata 530 0.1%
Concerto 1,950 0.4%
Madrigal 82 0.0%
Mass 340 0.1%
Motet 134 0.0%
Opera 573 0.1%
Operetta 102 0.0%
Oratorio 118 0.0%
Overture 477 0.1%
Partita 45 0.0%
Poem 826 0.2%
Prose 435 0.1%
Quartet 583 0.1%
Sonata 2,378 0.5%
Song 203,872 40.1%
Song-cycle 472 0.1%
Soundtrack 2,733 0.5%
Suite 912 0.2%
Symphonic poem 222 0.0%
Symphony 1,293 0.3%
Zarzuela 107 0.0%
Étude 349 0.1%
None 288,745 56.8%
Attributes
Works: 508,461
APRA ID 40 0.0%
ASCAP ID 356 0.1%
BMI ID 269 0.1%
GEMA ID 588 0.1%
Identifiers 0 0.0%
JASRAC ID 5,283 1.0%
KOMCA ID 12 0.0%
Key 2,323 0.5%
MÜST ID 1 0.0%
Rāga (Carnatic) 0 0.0%
SESAC ID 31 0.0%
SOCAN ID 22 0.0%
Tāla (Carnatic) 0 0.0%
None 499,766 98.3%

Areas

Types
Areas: 97,447
City 70,091 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: 5,654
Indoor arena 115 2.0%
Other 645 11.4%
Stadium 69 1.2%
Studio 2,595 45.9%
Venue 1,720 30.4%
None 510 9.0%

Series

Types
Series: 1,915
Catalogue 175 9.1%
Recording 14 0.7%
Release 134 7.0%
Release group 1,573 82.1%
Work 19 1.0%

Instruments

Types
Instruments: 651
Electronic instrument 31 4.8%
Other instrument 17 2.6%
Percussion instrument 167 25.7%
String instrument 240 36.9%
Wind instrument 196 30.1%
None 0 0.0%

Editors, Edits, and Votes

Editors
Editors (valid): 1,245,918
active ever: 252,490 20.3%
who edited and/or voted in the last 7 days: 973 0.4%
who edited in the last 7 days: 938 96.4%
who voted in the last 7 days: 126 12.9%
who edit: 227,821 90.2%
who vote: 14,721 5.8%
who leave edit notes: 72,556 28.7%
who use tags: 13,347 5.3%
who use ratings: 15,677 6.2%
who use subscriptions: 24,984 9.9%
who use collections: 40,190 15.9%
who have registered applications: 151 0.1%
validated email only: 398,231 32.0%
inactive: 595,197 47.8%
Editors (deleted): 4,541
Edits
Edits: 25,230,903
Open: 35,866 0.1%
Applied: 24,658,236 97.7%
Voted down: 173,188 0.7%
Failed (dependency): 36,870 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,540 0.0%
Cancelled: 284,962 1.1%
Edits: 25,230,903
Last 7 days: 72,450 0.3%
Yesterday: 8,615 11.9%
Votes
Votes: 11,290,874
Approve: 80,870 0.7%
Yes: 7,104,286 62.9%
No: 474,847 4.2%
Abstain: 3,630,871 32.2%
Votes: 11,290,874
Last 7 days: 11,837 0.1%
Yesterday: 2,624 22.2%