Database Statistics

Last updated: 2014-09-02

Basic metadata

Core Entities
Artists: 874,685
Release Groups: 1,081,008
Releases: 1,323,170
Mediums: 1,475,865
Recordings: 13,764,316
Tracks: 16,796,519
Labels: 84,310
Works: 516,750
URLs: 2,568,400
Areas: 97,522
Places: 6,181
Series: 2,057
Instruments: 675
Other Entities
Editors (valid / deleted): 1,251,250 / 1,456
Relationships: 8,695,258
CD Stubs (all time / current): 322,125/ 279,628
Tags (raw / aggregated): 1,841,927 / 45,216
Ratings (raw / aggregated): 280,869 / 231,520
Identifiers
MBIDs: 38,737,115
ISRCs (all / unique): 421,412/403,350
ISWCs (all / unique): 70,677/70,332
Disc IDs: 589,449
Barcodes: 413,831
IPIs: 14,200
ISNIs: 8,354

Artists

Artists
Artists: 874,685
of type Person: 423,095 48.4%
of type Group: 214,054 24.5%
of type Orchestra: 939 0.1%
of type Choir: 539 0.1%
of type Character: 1,740 0.2%
of type Other: 1,292 0.1%
with no type set: 233,026 26.6%
with appearances in artist credits: 644,044 73.6%
with no appearances in artist credits: 230,641 26.4%
Non-group artists: 657,413
Male: 174,843 26.6%
Female: 47,506 7.2%
Other gender: 185 0.0%
with no gender set: 436,619 66.4%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,323,170
by various artists: 130,583 9.9%
by a single artist: 1,192,587 90.1%
Release Status
Releases: 1,323,170
Official 1,187,659 89.8%
Promotion 39,728 3.0%
Bootleg 31,933 2.4%
Pseudo-Release 8,154 0.6%
No status set 55,697 4.2%
Release Packaging
Releases: 1,323,170
Jewel Case 120,956 9.1%
Fatbox 404 0.0%
Snap Case 52 0.0%
Gatefold Cover 1,156 0.1%
Discbox Slider 27 0.0%
Slim Jewel Case 7,280 0.6%
Digipak 26,990 2.0%
Cardboard/Paper Sleeve 49,043 3.7%
Other 7,254 0.5%
Keep Case 899 0.1%
None 65,940 5.0%
Cassette Case 1,645 0.1%
Book 409 0.0%
No packaging set 1,041,116 78.7%
Cover Art Sources
Releases: 1,323,170
CAA: 261,623 19.8%
Amazon: 344,680 26.0%
URL Relationships: 3,923 0.3%
No front cover art: 712,944 53.9%
Data Quality
Releases: 1,323,170
High Data Quality: 2,289 0.2%
Default Data Quality: 1,319,843 99.7%
Normal Data Quality: 1,703 0.1%
Unknown Data Quality: 1,318,140 99.9%
Low Data Quality: 1,038 0.1%
Disc IDs
Disc IDs: 589,449
Releases: 1,323,170
Releases with no disc IDs: 848,527 64.1%
Releases with at least one disc ID: 474,643 35.9%
with 1 disc ID: 366,679 77.3%
with 2 disc IDs: 64,748 13.6%
with 3 disc IDs: 18,238 3.8%
with 4 disc IDs: 9,146 1.9%
with 5 disc IDs: 4,658 1.0%
with 6 disc IDs: 3,062 0.6%
with 7 disc IDs: 1,861 0.4%
with 8 disc IDs: 1,436 0.3%
with 9 disc IDs: 932 0.2%
with 10 or more disc IDs: 3,883 0.8%
Mediums: 1,475,865
Mediums with no disc IDs: 931,997 63.1%
Mediums with at least one disc ID: 543,868 36.9%
with 1 disc ID: 465,690 85.6%
with 2 disc IDs: 46,369 8.5%
with 3 disc IDs: 13,716 2.5%
with 4 disc IDs: 6,195 1.1%
with 5 disc IDs: 3,404 0.6%
with 6 disc IDs: 2,279 0.4%
with 7 disc IDs: 1,578 0.3%
with 8 disc IDs: 1,119 0.2%
with 9 disc IDs: 729 0.1%
with 10 or more disc IDs: 2,789 0.5%

Release Groups

Primary Types
Release Groups: 1,081,008
Album 752,198 69.6%
Other 28,199 2.6%
Broadcast 1,208 0.1%
Single 151,766 14.0%
EP 94,860 8.8%
Secondary Types
Release Groups: 1,081,008
Compilation 183,653 17.0%
Demo 792 0.1%
Soundtrack 23,645 2.2%
Spokenword 6,408 0.6%
Interview 477 0.0%
Audiobook 5,016 0.5%
Live 52,601 4.9%
Remix 9,867 0.9%
DJ-mix 3,883 0.4%
Mixtape/Street 2,107 0.2%

Recordings

Recordings
Recordings: 13,764,316
Videos: 30,897 0.2%

Works

Types
Works: 516,750
Aria 999 0.2%
Audio drama 26 0.0%
Ballet 207 0.0%
Beijing opera 0 0.0%
Cantata 550 0.1%
Concerto 1,995 0.4%
Madrigal 82 0.0%
Mass 342 0.1%
Motet 134 0.0%
Opera 589 0.1%
Operetta 103 0.0%
Oratorio 119 0.0%
Overture 480 0.1%
Partita 44 0.0%
Poem 855 0.2%
Prose 437 0.1%
Quartet 584 0.1%
Sonata 2,461 0.5%
Song 208,648 40.4%
Song-cycle 494 0.1%
Soundtrack 2,984 0.6%
Suite 917 0.2%
Symphonic poem 221 0.0%
Symphony 1,299 0.3%
Zarzuela 109 0.0%
Étude 350 0.1%
None 291,721 56.5%
Attributes
Works: 516,750
APRA ID 43 0.0%
ASCAP ID 843 0.2%
BMI ID 616 0.1%
GEMA ID 679 0.1%
Identifiers 0 0.0%
JASRAC ID 11,551 2.2%
KOMCA ID 17 0.0%
Key 2,479 0.5%
MÜST ID 30 0.0%
Rāga (Carnatic) 0 0.0%
SESAC ID 61 0.0%
SOCAN ID 27 0.0%
Tāla (Carnatic) 0 0.0%
None 500,670 96.9%

Areas

Types
Areas: 97,522
City 70,166 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: 6,181
Indoor arena 125 2.0%
Other 724 11.7%
Stadium 84 1.4%
Studio 2,803 45.3%
Venue 1,819 29.4%
None 626 10.1%

Series

Types
Series: 2,057
Catalogue 181 8.8%
Recording 15 0.7%
Release 175 8.5%
Release group 1,666 81.0%
Work 20 1.0%

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): 1,251,250
active ever: 253,736 20.3%
who edited and/or voted in the last 7 days: 1,028 0.4%
who edited in the last 7 days: 999 97.2%
who voted in the last 7 days: 145 14.1%
who edit: 228,943 90.2%
who vote: 14,759 5.8%
who leave edit notes: 73,485 29.0%
who use tags: 13,524 5.3%
who use ratings: 15,852 6.2%
who use subscriptions: 25,508 10.1%
who use collections: 40,336 15.9%
who have registered applications: 162 0.1%
validated email only: 401,450 32.1%
inactive: 596,064 47.6%
Editors (deleted): 1,456
Edits
Edits: 25,682,685
Open: 45,135 0.2%
Applied: 25,095,111 97.7%
Voted down: 174,429 0.7%
Failed (dependency): 37,476 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,545 0.0%
Cancelled: 288,758 1.1%
Edits: 25,682,685
Last 7 days: 85,239 0.3%
Yesterday: 12,821 15.0%
Votes
Votes: 11,362,210
Approve: 83,086 0.7%
Yes: 7,161,804 63.0%
No: 477,961 4.2%
Abstain: 3,639,359 32.0%
Votes: 11,362,210
Last 7 days: 15,252 0.1%
Yesterday: 2,274 14.9%