Database Statistics

Last updated: 2014-08-21

Basic metadata

Core Entities
Artists: 871,365
Release Groups: 1,077,058
Releases: 1,318,042
Mediums: 1,470,023
Recordings: 13,723,087
Tracks: 16,737,824
Labels: 84,012
Works: 514,070
URLs: 2,553,135
Areas: 97,521
Places: 6,045
Series: 2,012
Instruments: 675
Other Entities
Editors (valid / deleted): 1,249,561 / 1,449
Relationships: 8,641,194
CD Stubs (all time / current): 321,860/ 279,496
Tags (raw / aggregated): 1,838,550 / 45,039
Ratings (raw / aggregated): 280,297 / 231,095
Identifiers
MBIDs: 38,601,452
ISRCs (all / unique): 417,498/399,622
ISWCs (all / unique): 69,851/69,508
Disc IDs: 588,158
Barcodes: 411,636
IPIs: 14,053
ISNIs: 8,183

Artists

Artists
Artists: 871,365
of type Person: 421,062 48.3%
of type Group: 213,214 24.5%
of type Orchestra: 928 0.1%
of type Choir: 525 0.1%
of type Character: 1,673 0.2%
of type Other: 1,278 0.1%
with no type set: 232,685 26.7%
with appearances in artist credits: 641,885 73.7%
with no appearances in artist credits: 229,480 26.3%
Non-group artists: 655,025
Male: 173,035 26.4%
Female: 47,008 7.2%
Other gender: 179 0.0%
with no gender set: 436,476 66.6%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,318,042
by various artists: 130,351 9.9%
by a single artist: 1,187,691 90.1%
Release Status
Releases: 1,318,042
Official 1,182,970 89.8%
Promotion 39,586 3.0%
Bootleg 31,889 2.4%
Pseudo-Release 8,144 0.6%
No status set 55,453 4.2%
Release Packaging
Releases: 1,318,042
Jewel Case 119,936 9.1%
Fatbox 388 0.0%
Snap Case 42 0.0%
Gatefold Cover 1,088 0.1%
Discbox Slider 24 0.0%
Slim Jewel Case 7,212 0.5%
Digipak 26,805 2.0%
Cardboard/Paper Sleeve 48,664 3.7%
Other 7,225 0.5%
Keep Case 886 0.1%
None 64,897 4.9%
Cassette Case 1,599 0.1%
Book 394 0.0%
No packaging set 1,038,882 78.8%
Cover Art Sources
Releases: 1,318,042
CAA: 257,775 19.6%
Amazon: 344,753 26.2%
URL Relationships: 3,938 0.3%
No front cover art: 711,576 54.0%
Data Quality
Releases: 1,318,042
High Data Quality: 2,288 0.2%
Default Data Quality: 1,314,725 99.7%
Normal Data Quality: 1,702 0.1%
Unknown Data Quality: 1,313,023 99.9%
Low Data Quality: 1,029 0.1%
Disc IDs
Disc IDs: 588,158
Releases: 1,318,042
Releases with no disc IDs: 844,535 64.1%
Releases with at least one disc ID: 473,507 35.9%
with 1 disc ID: 365,700 77.2%
with 2 disc IDs: 64,640 13.7%
with 3 disc IDs: 18,219 3.8%
with 4 disc IDs: 9,132 1.9%
with 5 disc IDs: 4,649 1.0%
with 6 disc IDs: 3,062 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: 3,878 0.8%
Mediums: 1,470,023
Mediums with no disc IDs: 927,498 63.1%
Mediums with at least one disc ID: 542,525 36.9%
with 1 disc ID: 464,405 85.6%
with 2 disc IDs: 46,331 8.5%
with 3 disc IDs: 13,704 2.5%
with 4 disc IDs: 6,192 1.1%
with 5 disc IDs: 3,398 0.6%
with 6 disc IDs: 2,281 0.4%
with 7 disc IDs: 1,576 0.3%
with 8 disc IDs: 1,123 0.2%
with 9 disc IDs: 726 0.1%
with 10 or more disc IDs: 2,789 0.5%

Release Groups

Primary Types
Release Groups: 1,077,058
Album 749,673 69.6%
Other 28,199 2.6%
Broadcast 1,199 0.1%
Single 150,810 14.0%
EP 94,430 8.8%
Secondary Types
Release Groups: 1,077,058
Compilation 183,183 17.0%
Demo 680 0.1%
Soundtrack 23,513 2.2%
Spokenword 6,430 0.6%
Interview 477 0.0%
Audiobook 4,997 0.5%
Live 52,490 4.9%
Remix 9,831 0.9%
DJ-mix 3,855 0.4%
Mixtape/Street 2,063 0.2%

Recordings

Recordings
Recordings: 13,723,087
Videos: 30,619 0.2%

Works

Types
Works: 514,070
Aria 988 0.2%
Audio drama 26 0.0%
Ballet 207 0.0%
Beijing opera 0 0.0%
Cantata 549 0.1%
Concerto 1,986 0.4%
Madrigal 82 0.0%
Mass 342 0.1%
Motet 134 0.0%
Opera 584 0.1%
Operetta 103 0.0%
Oratorio 119 0.0%
Overture 478 0.1%
Partita 44 0.0%
Poem 846 0.2%
Prose 437 0.1%
Quartet 584 0.1%
Sonata 2,459 0.5%
Song 207,052 40.3%
Song-cycle 493 0.1%
Soundtrack 2,915 0.6%
Suite 916 0.2%
Symphonic poem 221 0.0%
Symphony 1,298 0.3%
Zarzuela 107 0.0%
Étude 349 0.1%
None 290,751 56.6%
Attributes
Works: 514,070
APRA ID 42 0.0%
ASCAP ID 794 0.2%
BMI ID 598 0.1%
GEMA ID 643 0.1%
Identifiers 0 0.0%
JASRAC ID 11,073 2.2%
KOMCA ID 17 0.0%
Key 2,425 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 498,641 97.0%

Areas

Types
Areas: 97,521
City 70,165 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: 6,045
Indoor arena 125 2.1%
Other 696 11.5%
Stadium 84 1.4%
Studio 2,754 45.6%
Venue 1,779 29.4%
None 607 10.0%

Series

Types
Series: 2,012
Catalogue 180 8.9%
Recording 15 0.7%
Release 160 8.0%
Release group 1,638 81.4%
Work 19 0.9%

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): 1,249,561
active ever: 253,338 20.3%
who edited and/or voted in the last 7 days: 1,018 0.4%
who edited in the last 7 days: 987 97.0%
who voted in the last 7 days: 120 11.8%
who edit: 228,592 90.2%
who vote: 14,738 5.8%
who leave edit notes: 73,184 28.9%
who use tags: 13,461 5.3%
who use ratings: 15,797 6.2%
who use subscriptions: 25,352 10.0%
who use collections: 40,289 15.9%
who have registered applications: 155 0.1%
validated email only: 400,466 32.0%
inactive: 595,757 47.7%
Editors (deleted): 1,449
Edits
Edits: 25,538,533
Open: 41,164 0.2%
Applied: 24,957,255 97.7%
Voted down: 173,916 0.7%
Failed (dependency): 37,185 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,544 0.0%
Cancelled: 287,226 1.1%
Edits: 25,538,533
Last 7 days: 89,869 0.4%
Yesterday: 15,400 17.1%
Votes
Votes: 11,336,212
Approve: 82,346 0.7%
Yes: 7,141,234 63.0%
No: 476,694 4.2%
Abstain: 3,635,938 32.1%
Votes: 11,336,212
Last 7 days: 11,706 0.1%
Yesterday: 1,340 11.4%