Database Statistics

Last updated: 2014-07-26

Basic metadata

Core Entities
Artists: 864,328
Release Groups: 1,070,047
Releases: 1,308,866
Mediums: 1,459,333
Recordings: 13,646,516
Tracks: 16,628,668
Labels: 83,346
Works: 507,583
URLs: 2,516,827
Areas: 97,444
Places: 5,610
Series: 1,904
Instruments: 649
Other Entities
Editors (valid / deleted): 1,245,560 / 4,534
Relationships: 8,500,512
CD Stubs (all time / current): 321,339/ 279,543
Tags (raw / aggregated): 1,833,397 / 44,548
Ratings (raw / aggregated): 279,212 / 230,181
Identifiers
MBIDs: 38,339,309
ISRCs (all / unique): 410,765/393,239
ISWCs (all / unique): 68,517/68,178
Disc IDs: 585,261
Barcodes: 407,617
IPIs: 13,759
ISNIs: 7,844

Artists

Artists
Artists: 864,328
of type Person: 416,820 48.2%
of type Group: 211,221 24.4%
of type Orchestra: 852 0.1%
of type Choir: 466 0.1%
of type Character: 1,506 0.2%
of type Other: 1,303 0.2%
with no type set: 232,160 26.9%
with appearances in artist credits: 637,214 73.7%
with no appearances in artist credits: 227,114 26.3%
Non-group artists: 650,283
Male: 169,325 26.0%
Female: 46,023 7.1%
Other gender: 169 0.0%
with no gender set: 436,272 67.1%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,308,866
by various artists: 129,940 9.9%
by a single artist: 1,178,926 90.1%
Release Status
Releases: 1,308,866
Official 1,174,420 89.7%
Promotion 39,294 3.0%
Bootleg 31,789 2.4%
Pseudo-Release 8,111 0.6%
No status set 55,252 4.2%
Release Packaging
Releases: 1,308,866
Jewel Case 117,905 9.0%
Fatbox 323 0.0%
Snap Case 36 0.0%
Gatefold Cover 972 0.1%
Discbox Slider 21 0.0%
Slim Jewel Case 7,123 0.5%
Digipak 26,393 2.0%
Cardboard/Paper Sleeve 47,817 3.7%
Other 7,156 0.5%
Keep Case 856 0.1%
None 63,130 4.8%
Cassette Case 1,482 0.1%
Book 370 0.0%
No packaging set 1,035,282 79.1%
Cover Art Sources
Releases: 1,308,866
CAA: 249,830 19.1%
Amazon: 345,009 26.4%
URL Relationships: 3,964 0.3%
No front cover art: 710,063 54.3%
Data Quality
Releases: 1,308,866
High Data Quality: 2,286 0.2%
Default Data Quality: 1,305,569 99.7%
Normal Data Quality: 1,701 0.1%
Unknown Data Quality: 1,303,868 99.9%
Low Data Quality: 1,011 0.1%
Disc IDs
Disc IDs: 585,261
Releases: 1,308,866
Releases with no disc IDs: 837,570 64.0%
Releases with at least one disc ID: 471,296 36.0%
with 1 disc ID: 363,932 77.2%
with 2 disc IDs: 64,320 13.6%
with 3 disc IDs: 18,165 3.9%
with 4 disc IDs: 9,093 1.9%
with 5 disc IDs: 4,643 1.0%
with 6 disc IDs: 3,061 0.6%
with 7 disc IDs: 1,858 0.4%
with 8 disc IDs: 1,439 0.3%
with 9 disc IDs: 926 0.2%
with 10 or more disc IDs: 3,859 0.8%
Mediums: 1,459,333
Mediums with no disc IDs: 919,726 63.0%
Mediums with at least one disc ID: 539,607 37.0%
with 1 disc ID: 461,641 85.6%
with 2 disc IDs: 46,207 8.6%
with 3 disc IDs: 13,686 2.5%
with 4 disc IDs: 6,176 1.1%
with 5 disc IDs: 3,405 0.6%
with 6 disc IDs: 2,280 0.4%
with 7 disc IDs: 1,576 0.3%
with 8 disc IDs: 1,124 0.2%
with 9 disc IDs: 726 0.1%
with 10 or more disc IDs: 2,786 0.5%

Release Groups

Primary Types
Release Groups: 1,070,047
Album 745,137 69.6%
Other 28,131 2.6%
Broadcast 1,096 0.1%
Single 149,508 14.0%
EP 93,552 8.7%
Secondary Types
Release Groups: 1,070,047
Compilation 182,368 17.0%
Demo 428 0.0%
Soundtrack 23,264 2.2%
Spokenword 6,395 0.6%
Interview 474 0.0%
Audiobook 4,937 0.5%
Live 52,202 4.9%
Remix 9,766 0.9%
DJ-mix 3,822 0.4%
Mixtape/Street 2,009 0.2%

Recordings

Recordings
Recordings: 13,646,516
Videos: 29,970 0.2%

Works

Types
Works: 507,583
Aria 952 0.2%
Audio drama 26 0.0%
Ballet 192 0.0%
Beijing opera 0 0.0%
Cantata 527 0.1%
Concerto 1,954 0.4%
Madrigal 82 0.0%
Mass 340 0.1%
Motet 134 0.0%
Opera 572 0.1%
Operetta 102 0.0%
Oratorio 118 0.0%
Overture 472 0.1%
Partita 44 0.0%
Poem 827 0.2%
Prose 435 0.1%
Quartet 583 0.1%
Sonata 2,377 0.5%
Song 203,412 40.1%
Song-cycle 472 0.1%
Soundtrack 2,709 0.5%
Suite 912 0.2%
Symphonic poem 222 0.0%
Symphony 1,291 0.3%
Zarzuela 107 0.0%
Étude 349 0.1%
None 288,372 56.8%
Attributes
Works: 507,583
APRA ID 40 0.0%
ASCAP ID 353 0.1%
BMI ID 269 0.1%
GEMA ID 575 0.1%
Identifiers 0 0.0%
JASRAC ID 5,250 1.0%
KOMCA ID 12 0.0%
Key 2,307 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 498,950 98.3%

Areas

Types
Areas: 97,444
City 70,088 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: 5,610
Indoor arena 112 2.0%
Other 640 11.4%
Stadium 69 1.2%
Studio 2,576 45.9%
Venue 1,715 30.6%
None 498 8.9%

Series

Types
Series: 1,904
Catalogue 175 9.2%
Recording 14 0.7%
Release 133 7.0%
Release group 1,563 82.1%
Work 19 1.0%

Instruments

Types
Instruments: 649
Electronic instrument 31 4.8%
Other instrument 17 2.6%
Percussion instrument 167 25.7%
String instrument 240 37.0%
Wind instrument 194 29.9%
None 0 0.0%

Editors, Edits, and Votes

Editors
Editors (valid): 1,245,560
active ever: 252,379 20.3%
who edited and/or voted in the last 7 days: 1,008 0.4%
who edited in the last 7 days: 969 96.1%
who voted in the last 7 days: 127 12.6%
who edit: 227,724 90.2%
who vote: 14,716 5.8%
who leave edit notes: 72,482 28.7%
who use tags: 13,329 5.3%
who use ratings: 15,662 6.2%
who use subscriptions: 24,938 9.9%
who use collections: 40,177 15.9%
who have registered applications: 150 0.1%
validated email only: 398,062 32.0%
inactive: 595,119 47.8%
Editors (deleted): 4,534
Edits
Edits: 25,199,567
Open: 39,236 0.2%
Applied: 24,623,872 97.7%
Voted down: 173,124 0.7%
Failed (dependency): 36,818 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,540 0.0%
Cancelled: 284,738 1.1%
Edits: 25,199,567
Last 7 days: 74,624 0.3%
Yesterday: 11,158 15.0%
Votes
Votes: 11,285,292
Approve: 80,629 0.7%
Yes: 7,099,623 62.9%
No: 474,608 4.2%
Abstain: 3,630,432 32.2%
Votes: 11,285,292
Last 7 days: 11,820 0.1%
Yesterday: 1,500 12.7%