Database Statistics

Last updated: 2015-08-04

Basic metadata

Core Entities
Artists: 979,832
Release Groups: 1,208,012
Releases: 1,485,513
Mediums: 1,661,042
Recordings: 15,070,922
Tracks: 18,685,613
Labels: 96,168
Works: 613,757
URLs: 3,048,193
Areas: 114,635
Places: 11,536
Series: 3,432
Instruments: 732
Events: 5,091
Other Entities
Editors (valid / deleted): 1,334,921 / 1,763
Relationships: 10,764,904
CD Stubs (all time / current): 329,287/ 282,530
Tags (raw / aggregated): 1,990,593 / 51,691
Ratings (raw / aggregated): 315,532 / 256,806
Identifiers
MBIDs: 45,697,313
ISRCs (all / unique): 494,303/473,624
ISWCs (all / unique): 89,370/88,968
Disc IDs: 627,011
Barcodes: 494,592
IPIs: 20,030
ISNIs: 12,137

Artists

Artists
Artists: 979,832
of type Person: 485,130 49.5%
of type Group: 237,197 24.2%
of type Orchestra: 2,131 0.2%
of type Choir: 1,230 0.1%
of type Character: 2,745 0.3%
of type Other: 1,338 0.1%
with no type set: 250,061 25.5%
with appearances in artist credits: 711,147 72.6%
with no appearances in artist credits: 268,685 27.4%
Non-group artists: 736,529
Male: 227,126 30.8%
Female: 61,198 8.3%
Other gender: 262 0.0%
with no gender set: 450,688 61.2%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,485,513
by various artists: 135,929 9.2%
by a single artist: 1,349,584 90.8%
Release Status
Releases: 1,485,513
Official 1,339,743 90.2%
Promotion 43,142 2.9%
Bootleg 33,467 2.3%
Pseudo-Release 8,093 0.5%
No status set 61,069 4.1%
Release Packaging
Releases: 1,485,513
Jewel Case 152,630 10.3%
Fatbox 882 0.1%
Snap Case 146 0.0%
Gatefold Cover 3,143 0.2%
Discbox Slider 85 0.0%
Slim Jewel Case 9,133 0.6%
Digipak 33,277 2.2%
Cardboard/Paper Sleeve 60,840 4.1%
Other 8,526 0.6%
Keep Case 1,202 0.1%
None 99,555 6.7%
Cassette Case 2,961 0.2%
Book 899 0.1%
No packaging set 1,112,235 74.9%
Cover Art Sources
Releases: 1,485,513
CAA: 373,525 25.1%
Amazon: 348,704 23.5%
URL Relationships: 3,638 0.2%
No front cover art: 759,646 51.1%
Data Quality
Releases: 1,485,513
High Data Quality: 2,325 0.2%
Default Data Quality: 1,481,970 99.8%
Normal Data Quality: 1,723 0.1%
Unknown Data Quality: 1,480,247 99.9%
Low Data Quality: 1,218 0.1%
Disc IDs
Disc IDs: 627,011
Releases: 1,485,513
Releases with no disc IDs: 980,502 66.0%
Releases with at least one disc ID: 505,011 34.0%
with 1 disc ID: 392,026 77.6%
with 2 disc IDs: 68,262 13.5%
with 3 disc IDs: 18,951 3.8%
with 4 disc IDs: 9,446 1.9%
with 5 disc IDs: 4,831 1.0%
with 6 disc IDs: 3,170 0.6%
with 7 disc IDs: 1,892 0.4%
with 8 disc IDs: 1,473 0.3%
with 9 disc IDs: 945 0.2%
with 10 or more disc IDs: 4,015 0.8%
Mediums: 1,661,042
Mediums with no disc IDs: 1,078,765 64.9%
Mediums with at least one disc ID: 582,277 35.1%
with 1 disc ID: 502,496 86.3%
with 2 disc IDs: 47,639 8.2%
with 3 disc IDs: 13,927 2.4%
with 4 disc IDs: 6,272 1.1%
with 5 disc IDs: 3,424 0.6%
with 6 disc IDs: 2,300 0.4%
with 7 disc IDs: 1,586 0.3%
with 8 disc IDs: 1,115 0.2%
with 9 disc IDs: 727 0.1%
with 10 or more disc IDs: 2,791 0.5%

Release Groups

Primary Types
Release Groups: 1,208,012
Album 836,822 69.3%
Other 29,372 2.4%
Broadcast 1,479 0.1%
Single 177,097 14.7%
EP 109,528 9.1%
Secondary Types
Release Groups: 1,208,012
Compilation 197,646 16.4%
Demo 2,801 0.2%
Soundtrack 26,491 2.2%
Spokenword 6,781 0.6%
Interview 519 0.0%
Audiobook 5,849 0.5%
Live 56,288 4.7%
Remix 11,163 0.9%
DJ-mix 4,685 0.4%
Mixtape/Street 3,258 0.3%

Recordings

Recordings
Recordings: 15,070,922
Videos: 43,414 0.3%

Works

Types
Works: 613,757
Aria 1,740 0.3%
Audio drama 53 0.0%
Ballet 303 0.0%
Beijing opera 269 0.0%
Cantata 718 0.1%
Concerto 2,830 0.5%
Incidental music 94 0.0%
Madrigal 158 0.0%
Mass 432 0.1%
Motet 242 0.0%
Musical 139 0.0%
Opera 911 0.1%
Operetta 149 0.0%
Oratorio 168 0.0%
Overture 733 0.1%
Partita 52 0.0%
Play 51 0.0%
Poem 1,003 0.2%
Prose 1,145 0.2%
Quartet 778 0.1%
Sonata 2,955 0.5%
Song 269,603 43.9%
Song-cycle 660 0.1%
Soundtrack 5,263 0.9%
Suite 1,352 0.2%
Symphonic poem 333 0.1%
Symphony 1,654 0.3%
Zarzuela 109 0.0%
Étude 380 0.1%
None 319,480 52.1%
Attributes
Works: 613,757
APRA ID 2,513 0.4%
ASCAP ID 3,222 0.5%
BMI ID 2,565 0.4%
Form (Ottoman, Turkish) 3,718 0.6%
GEMA ID 3,576 0.6%
Identifiers 0 0.0%
JASRAC ID 17,735 2.9%
KOMCA ID 70 0.0%
Key 3,983 0.6%
Makam (Ottoman, Turkish) 3,719 0.6%
MÜST ID 45 0.0%
Rāga (Carnatic) 225 0.0%
SESAC ID 94 0.0%
SOCAN ID 194 0.0%
Tāla (Carnatic) 215 0.0%
Usul (Ottoman, Turkish) 3,699 0.6%
None 577,692 94.1%

Areas

Types
Areas: 114,635
City 73,137 63.8%
Country 255 0.2%
County 3,339 2.9%
District 478 0.4%
Island 73 0.1%
Municipality 32,152 28.0%
Subdivision 5,195 4.5%
None 6 0.0%

Places

Types
Places: 11,536
Indoor arena 300 2.6%
Other 882 7.6%
Religious building 354 3.1%
Stadium 172 1.5%
Studio 5,373 46.6%
Venue 3,410 29.6%
None 1,045 9.1%

Series

Types
Series: 3,432
Catalogue 266 7.8%
Event 67 2.0%
Festival 76 2.2%
Recording 31 0.9%
Release 340 9.9%
Release group 2,430 70.8%
Run 26 0.8%
Tour 150 4.4%
Work 46 1.3%

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: 5,091
Concert 3,274 64.3%
Convention/Expo 210 4.1%
Festival 1,374 27.0%
Launch event 48 0.9%
Masterclass/Clinic 2 0.0%
None 183 3.6%

Editors, Edits, and Votes

Editors
Editors (valid): 1,334,921
active ever: 250,646 18.8%
who edited and/or voted in the last 7 days: 1,090 0.4%
who edited in the last 7 days: 1,072 98.3%
who voted in the last 7 days: 101 9.3%
who edit: 240,821 96.1%
who vote: 15,139 6.0%
who leave edit notes: 82,870 33.1%
who use tags: 15,499 6.2%
who use ratings: 17,405 6.9%
who use subscriptions: 31,026 12.4%
who use collections: 8,978 3.6%
who have registered applications: 315 0.1%
validated email only: 472,729 35.4%
inactive: 611,546 45.8%
Editors (deleted): 1,763
Edits
Edits: 30,846,393
Open: 47,262 0.2%
Applied: 30,194,095 97.9%
Voted down: 186,338 0.6%
Failed (dependency): 45,460 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,719 0.0%
Cancelled: 331,279 1.1%
Edits: 30,846,393
Last 7 days: 106,590 0.3%
Yesterday: 15,595 14.6%
Votes
Votes: 12,803,967
Approve: 106,370 0.8%
Yes: 8,370,906 65.4%
No: 510,623 4.0%
Abstain: 3,816,068 29.8%
Votes: 12,803,967
Last 7 days: 21,949 0.2%
Yesterday: 3,906 17.8%