Database Statistics

Last updated: 2015-08-30

Basic metadata

Core Entities
Artists: 987,878
Release Groups: 1,215,062
Releases: 1,495,016
Mediums: 1,672,219
Recordings: 15,138,937
Tracks: 18,798,514
Labels: 97,188
Works: 622,965
URLs: 3,059,931
Areas: 114,635
Places: 11,933
Series: 3,499
Instruments: 732
Events: 5,472
Other Entities
Editors (valid / deleted): 1,345,321 / 1,789
Relationships: 10,917,436
CD Stubs (all time / current): 329,732/ 282,648
Tags (raw / aggregated): 2,012,265 / 52,271
Ratings (raw / aggregated): 317,269 / 258,280
Identifiers
MBIDs: 45,947,935
ISRCs (all / unique): 500,992/479,970
ISWCs (all / unique): 91,829/91,416
Disc IDs: 629,365
Barcodes: 498,380
IPIs: 20,832
ISNIs: 12,670

Artists

Artists
Artists: 987,878
of type Person: 490,249 49.6%
of type Group: 238,881 24.2%
of type Orchestra: 2,208 0.2%
of type Choir: 1,268 0.1%
of type Character: 2,772 0.3%
of type Other: 1,346 0.1%
with no type set: 251,154 25.4%
with appearances in artist credits: 715,754 72.5%
with no appearances in artist credits: 272,124 27.5%
Non-group artists: 742,749
Male: 231,247 31.1%
Female: 62,411 8.4%
Other gender: 269 0.0%
with no gender set: 451,594 60.8%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,495,016
by various artists: 136,423 9.1%
by a single artist: 1,358,593 90.9%
Release Status
Releases: 1,495,016
Official 1,348,315 90.2%
Promotion 43,403 2.9%
Bootleg 33,626 2.2%
Pseudo-Release 8,119 0.5%
No status set 61,553 4.1%
Release Packaging
Releases: 1,495,016
Jewel Case 154,594 10.3%
Fatbox 908 0.1%
Snap Case 150 0.0%
Gatefold Cover 3,271 0.2%
Discbox Slider 89 0.0%
Slim Jewel Case 9,259 0.6%
Digipak 33,726 2.3%
Cardboard/Paper Sleeve 61,445 4.1%
Other 8,621 0.6%
Keep Case 1,225 0.1%
None 102,435 6.9%
Cassette Case 3,020 0.2%
Book 1,029 0.1%
No packaging set 1,115,244 74.6%
Cover Art Sources
Releases: 1,495,016
CAA: 380,915 25.5%
Amazon: 348,974 23.3%
URL Relationships: 3,623 0.2%
No front cover art: 761,504 50.9%
Data Quality
Releases: 1,495,016
High Data Quality: 2,328 0.2%
Default Data Quality: 1,491,459 99.8%
Normal Data Quality: 1,725 0.1%
Unknown Data Quality: 1,489,734 99.9%
Low Data Quality: 1,229 0.1%
Disc IDs
Disc IDs: 629,365
Releases: 1,495,016
Releases with no disc IDs: 988,179 66.1%
Releases with at least one disc ID: 506,837 33.9%
with 1 disc ID: 393,548 77.6%
with 2 disc IDs: 68,472 13.5%
with 3 disc IDs: 18,994 3.7%
with 4 disc IDs: 9,465 1.9%
with 5 disc IDs: 4,845 1.0%
with 6 disc IDs: 3,174 0.6%
with 7 disc IDs: 1,898 0.4%
with 8 disc IDs: 1,475 0.3%
with 9 disc IDs: 944 0.2%
with 10 or more disc IDs: 4,022 0.8%
Mediums: 1,672,219
Mediums with no disc IDs: 1,087,499 65.0%
Mediums with at least one disc ID: 584,720 35.0%
with 1 disc ID: 504,857 86.3%
with 2 disc IDs: 47,700 8.2%
with 3 disc IDs: 13,941 2.4%
with 4 disc IDs: 6,277 1.1%
with 5 disc IDs: 3,429 0.6%
with 6 disc IDs: 2,298 0.4%
with 7 disc IDs: 1,591 0.3%
with 8 disc IDs: 1,113 0.2%
with 9 disc IDs: 724 0.1%
with 10 or more disc IDs: 2,790 0.5%

Release Groups

Primary Types
Release Groups: 1,215,062
Album 841,406 69.2%
Other 29,391 2.4%
Broadcast 1,489 0.1%
Single 178,345 14.7%
EP 110,511 9.1%
Secondary Types
Release Groups: 1,215,062
Compilation 198,428 16.3%
Demo 2,927 0.2%
Soundtrack 26,709 2.2%
Spokenword 6,829 0.6%
Interview 521 0.0%
Audiobook 5,914 0.5%
Live 56,582 4.7%
Remix 11,340 0.9%
DJ-mix 4,741 0.4%
Mixtape/Street 3,430 0.3%

Recordings

Recordings
Recordings: 15,138,937
Videos: 44,024 0.3%

Works

Types
Works: 622,965
Aria 1,740 0.3%
Audio drama 53 0.0%
Ballet 306 0.0%
Beijing opera 269 0.0%
Cantata 747 0.1%
Concerto 2,854 0.5%
Incidental music 99 0.0%
Madrigal 178 0.0%
Mass 454 0.1%
Motet 286 0.0%
Musical 141 0.0%
Opera 963 0.2%
Operetta 155 0.0%
Oratorio 181 0.0%
Overture 740 0.1%
Partita 61 0.0%
Play 51 0.0%
Poem 1,013 0.2%
Prose 1,264 0.2%
Quartet 792 0.1%
Sonata 2,998 0.5%
Song 275,944 44.3%
Song-cycle 665 0.1%
Soundtrack 5,345 0.9%
Suite 1,385 0.2%
Symphonic poem 335 0.1%
Symphony 1,683 0.3%
Zarzuela 109 0.0%
Étude 382 0.1%
None 321,772 51.7%
Attributes
Works: 622,965
APRA ID 2,604 0.4%
ASCAP ID 3,744 0.6%
BMI ID 2,832 0.5%
Form (Ottoman, Turkish) 3,732 0.6%
GEMA ID 3,762 0.6%
Identifiers 0 0.0%
JASRAC ID 18,115 2.9%
KOMCA ID 70 0.0%
Key 4,201 0.7%
Makam (Ottoman, Turkish) 3,733 0.6%
MÜST ID 45 0.0%
Rāga (Carnatic) 283 0.0%
SESAC ID 115 0.0%
SOCAN ID 227 0.0%
Tāla (Carnatic) 269 0.0%
Usul (Ottoman, Turkish) 3,711 0.6%
None 585,368 94.0%

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: 11,933
Indoor arena 332 2.8%
Other 897 7.5%
Religious building 410 3.4%
Stadium 179 1.5%
Studio 5,545 46.5%
Venue 3,497 29.3%
None 1,073 9.0%

Series

Types
Series: 3,499
Catalogue 268 7.7%
Event 72 2.1%
Festival 85 2.4%
Recording 33 0.9%
Release 349 10.0%
Release group 2,464 70.4%
Run 26 0.7%
Tour 155 4.4%
Work 47 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: 5,472
Concert 3,497 63.9%
Convention/Expo 212 3.9%
Festival 1,506 27.5%
Launch event 52 1.0%
Masterclass/Clinic 2 0.0%
None 203 3.7%

Editors, Edits, and Votes

Editors
Editors (valid): 1,345,321
active ever: 251,673 18.7%
who edited and/or voted in the last 7 days: 1,114 0.4%
who edited in the last 7 days: 1,084 97.3%
who voted in the last 7 days: 122 11.0%
who edit: 241,749 96.1%
who vote: 15,168 6.0%
who leave edit notes: 83,613 33.2%
who use tags: 15,663 6.2%
who use ratings: 17,538 7.0%
who use subscriptions: 31,432 12.5%
who use collections: 9,038 3.6%
who have registered applications: 327 0.1%
validated email only: 480,770 35.7%
inactive: 612,878 45.6%
Editors (deleted): 1,789
Edits
Edits: 31,263,424
Open: 44,049 0.1%
Applied: 30,610,418 97.9%
Voted down: 186,959 0.6%
Failed (dependency): 46,127 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,734 0.0%
Cancelled: 333,905 1.1%
Edits: 31,263,424
Last 7 days: 103,783 0.3%
Yesterday: 14,858 14.3%
Votes
Votes: 12,918,648
Approve: 108,384 0.8%
Yes: 8,467,064 65.5%
No: 512,636 4.0%
Abstain: 3,830,564 29.7%
Votes: 12,918,648
Last 7 days: 31,193 0.2%
Yesterday: 4,301 13.8%