Database Statistics

Last updated: 2015-01-26

Basic metadata

Core Entities
Artists: 918,395
Release Groups: 1,146,804
Releases: 1,403,675
Mediums: 1,567,499
Recordings: 14,459,708
Tracks: 17,734,467
Labels: 88,654
Works: 552,942
URLs: 2,811,058
Areas: 105,232
Places: 8,504
Series: 2,781
Instruments: 681
Events: 2,040
Other Entities
Editors (valid / deleted): 1,278,235 / 1,613
Relationships: 9,574,237
CD Stubs (all time / current): 325,655/ 281,024
Tags (raw / aggregated): 1,903,000 / 47,907
Ratings (raw / aggregated): 293,572 / 241,646
Identifiers
MBIDs: 43,480,941
ISRCs (all / unique): 456,251/436,601
ISWCs (all / unique): 76,728/76,368
Disc IDs: 606,377
Barcodes: 459,556
IPIs: 15,811
ISNIs: 9,693

Artists

Artists
Artists: 918,395
of type Person: 448,001 48.8%
of type Group: 223,875 24.4%
of type Orchestra: 1,266 0.1%
of type Choir: 867 0.1%
of type Character: 2,365 0.3%
of type Other: 1,317 0.1%
with no type set: 240,704 26.2%
with appearances in artist credits: 673,774 73.4%
with no appearances in artist credits: 244,621 26.6%
Non-group artists: 690,022
Male: 195,796 28.4%
Female: 53,547 7.8%
Other gender: 219 0.0%
with no gender set: 442,825 64.2%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,403,675
by various artists: 134,149 9.6%
by a single artist: 1,269,526 90.4%
Release Status
Releases: 1,403,675
Official 1,264,960 90.1%
Promotion 40,903 2.9%
Bootleg 32,604 2.3%
Pseudo-Release 7,802 0.6%
No status set 57,407 4.1%
Release Packaging
Releases: 1,403,675
Jewel Case 134,755 9.6%
Fatbox 610 0.0%
Snap Case 86 0.0%
Gatefold Cover 2,010 0.1%
Discbox Slider 49 0.0%
Slim Jewel Case 8,056 0.6%
Digipak 29,676 2.1%
Cardboard/Paper Sleeve 53,727 3.8%
Other 7,812 0.6%
Keep Case 1,066 0.1%
None 79,188 5.6%
Cassette Case 2,132 0.2%
Book 659 0.0%
No packaging set 1,083,850 77.2%
Cover Art Sources
Releases: 1,403,675
CAA: 305,762 21.8%
Amazon: 345,849 24.6%
URL Relationships: 3,799 0.3%
No front cover art: 748,265 53.3%
Data Quality
Releases: 1,403,675
High Data Quality: 2,294 0.2%
Default Data Quality: 1,400,254 99.8%
Normal Data Quality: 1,710 0.1%
Unknown Data Quality: 1,398,544 99.9%
Low Data Quality: 1,126 0.1%
Disc IDs
Disc IDs: 606,377
Releases: 1,403,675
Releases with no disc IDs: 915,524 65.2%
Releases with at least one disc ID: 488,151 34.8%
with 1 disc ID: 377,874 77.4%
with 2 disc IDs: 66,339 13.6%
with 3 disc IDs: 18,569 3.8%
with 4 disc IDs: 9,303 1.9%
with 5 disc IDs: 4,722 1.0%
with 6 disc IDs: 3,117 0.6%
with 7 disc IDs: 1,874 0.4%
with 8 disc IDs: 1,469 0.3%
with 9 disc IDs: 947 0.2%
with 10 or more disc IDs: 3,938 0.8%
Mediums: 1,567,499
Mediums with no disc IDs: 1,006,453 64.2%
Mediums with at least one disc ID: 561,046 35.8%
with 1 disc ID: 482,231 86.0%
with 2 disc IDs: 46,855 8.4%
with 3 disc IDs: 13,802 2.5%
with 4 disc IDs: 6,239 1.1%
with 5 disc IDs: 3,404 0.6%
with 6 disc IDs: 2,292 0.4%
with 7 disc IDs: 1,578 0.3%
with 8 disc IDs: 1,124 0.2%
with 9 disc IDs: 733 0.1%
with 10 or more disc IDs: 2,789 0.5%

Release Groups

Primary Types
Release Groups: 1,146,804
Album 796,910 69.5%
Other 28,803 2.5%
Broadcast 1,308 0.1%
Single 166,046 14.5%
EP 100,807 8.8%
Secondary Types
Release Groups: 1,146,804
Compilation 189,629 16.5%
Demo 1,701 0.1%
Soundtrack 24,818 2.2%
Spokenword 6,518 0.6%
Interview 497 0.0%
Audiobook 5,450 0.5%
Live 54,179 4.7%
Remix 10,522 0.9%
DJ-mix 4,228 0.4%
Mixtape/Street 2,513 0.2%

Recordings

Recordings
Recordings: 14,459,708
Videos: 36,864 0.3%

Works

Types
Works: 552,942
Aria 1,585 0.3%
Audio drama 39 0.0%
Ballet 252 0.0%
Beijing opera 259 0.0%
Cantata 627 0.1%
Concerto 2,281 0.4%
Madrigal 113 0.0%
Mass 364 0.1%
Motet 162 0.0%
Opera 659 0.1%
Operetta 106 0.0%
Oratorio 139 0.0%
Overture 546 0.1%
Partita 46 0.0%
Play 17 0.0%
Poem 894 0.2%
Prose 678 0.1%
Quartet 648 0.1%
Sonata 2,620 0.5%
Song 232,758 42.1%
Song-cycle 550 0.1%
Soundtrack 4,687 0.8%
Suite 998 0.2%
Symphonic poem 262 0.0%
Symphony 1,425 0.3%
Zarzuela 109 0.0%
Étude 355 0.1%
None 299,763 54.2%
Attributes
Works: 552,942
APRA ID 250 0.0%
ASCAP ID 1,185 0.2%
BMI ID 860 0.2%
GEMA ID 1,787 0.3%
Identifiers 0 0.0%
JASRAC ID 14,907 2.7%
KOMCA ID 18 0.0%
Key 2,980 0.5%
MÜST ID 30 0.0%
Rāga (Carnatic) 28 0.0%
SESAC ID 61 0.0%
SOCAN ID 32 0.0%
Tāla (Carnatic) 9 0.0%
None 531,314 96.1%

Areas

Types
Areas: 105,232
City 72,544 68.9%
Country 255 0.2%
County 3,323 3.2%
District 448 0.4%
Island 69 0.1%
Municipality 23,395 22.2%
Subdivision 5,192 4.9%
None 6 0.0%

Places

Types
Places: 8,504
Indoor arena 175 2.1%
Other 935 11.0%
Stadium 129 1.5%
Studio 3,806 44.8%
Venue 2,588 30.4%
None 871 10.2%

Series

Types
Series: 2,781
Catalogue 223 8.0%
Event 55 2.0%
Festival 47 1.7%
Recording 27 1.0%
Release 251 9.0%
Release group 2,066 74.3%
Run 0 0.0%
Tour 83 3.0%
Work 29 1.0%

Instruments

Types
Instruments: 681
Electronic instrument 31 4.6%
Other instrument 19 2.8%
Percussion instrument 178 26.1%
String instrument 250 36.7%
Wind instrument 203 29.8%
None 0 0.0%

Events

Types
Events: 2,040
Concert 1,426 69.9%
Convention/Expo 206 10.1%
Festival 248 12.2%
Launch event 36 1.8%
Masterclass/Clinic 1 0.0%
None 123 6.0%

Editors, Edits, and Votes

Editors
Editors (valid): 1,278,235
active ever: 243,241 19.0%
who edited and/or voted in the last 7 days: 1,230 0.5%
who edited in the last 7 days: 1,204 97.9%
who voted in the last 7 days: 128 10.4%
who edit: 233,965 96.2%
who vote: 14,903 6.1%
who leave edit notes: 77,548 31.9%
who use tags: 14,330 5.9%
who use ratings: 16,536 6.8%
who use subscriptions: 27,851 11.4%
who use collections: 8,594 3.5%
who have registered applications: 208 0.1%
validated email only: 429,698 33.6%
inactive: 605,296 47.4%
Editors (deleted): 1,613
Edits
Edits: 27,793,782
Open: 55,647 0.2%
Applied: 27,168,388 97.7%
Voted down: 179,944 0.6%
Failed (dependency): 40,563 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,610 0.0%
Cancelled: 307,385 1.1%
Edits: 27,793,782
Last 7 days: 123,607 0.4%
Yesterday: 19,629 15.9%
Votes
Votes: 11,960,994
Approve: 93,872 0.8%
Yes: 7,629,279 63.8%
No: 493,145 4.1%
Abstain: 3,744,698 31.3%
Votes: 11,960,994
Last 7 days: 31,924 0.3%
Yesterday: 7,041 22.1%