Database Statistics

Last updated: 2014-04-25

Basic metadata

Core Entities
Artists: 841,182
Release Groups: 1,043,663
Releases: 1,274,050
Mediums: 1,418,529
Recordings: 13,360,659
Tracks: 16,211,655
Labels: 80,625
Works: 480,574
URLs: 2,404,242
Areas: 95,042
Places: 4,388
Other Entities
Editors (valid / deleted): 1,230,416 / 4,265
Relationships: 8,011,520
CD Stubs (all time / current): 319,278/ 278,475
Tags (raw / aggregated): 1,785,312 / 42,571
Ratings (raw / aggregated): 273,054 / 225,503
Identifiers
ISRCs (all / unique): 391,300/374,572
ISWCs (all / unique): 64,129/63,815
Disc IDs: 574,089
Barcodes: 391,301
IPIs: 12,596
ISNIs: 6,220

Artists

Artists
Artists: 841,182
of type Person: 403,205 47.9%
of type Group: 205,064 24.4%
of type Orchestra: 702 0.1%
of type Choir: 332 0.0%
of type Character: 1,112 0.1%
of type Other: 1,221 0.1%
with no type set: 229,546 27.3%
with appearances in artist credits: 622,226 74.0%
with no appearances in artist credits: 218,956 26.0%
Non-group artists: 633,972
Male: 157,562 24.9%
Female: 42,889 6.8%
Other gender: 133 0.0%
with no gender set: 434,500 68.5%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,274,050
by various artists: 127,997 10.0%
by a single artist: 1,146,053 90.0%
Release Status
Releases: 1,274,050
Official 1,142,221 89.7%
Promotion 38,310 3.0%
Bootleg 31,267 2.5%
Pseudo-Release 7,906 0.6%
No status set 54,346 4.3%
Release Packaging
Releases: 1,274,050
Jewel Case 109,929 8.6%
Fatbox 221 0.0%
Snap Case 17 0.0%
Gatefold Cover 554 0.0%
Discbox Slider 14 0.0%
Slim Jewel Case 6,352 0.5%
Digipak 24,778 1.9%
Cardboard/Paper Sleeve 44,127 3.5%
Other 6,816 0.5%
Keep Case 782 0.1%
None 57,262 4.5%
Cassette Case 1,059 0.1%
Book 284 0.0%
No packaging set 1,021,855 80.2%
Cover Art Sources
Releases: 1,274,050
CAA: 223,688 17.6%
Amazon: 344,447 27.0%
URL Relationships: 4,131 0.3%
No front cover art: 701,784 55.1%
Data Quality
Releases: 1,274,050
High Data Quality: 2,277 0.2%
Default Data Quality: 1,270,815 99.7%
Normal Data Quality: 1,700 0.1%
Unknown Data Quality: 1,269,115 99.9%
Low Data Quality: 957 0.1%
Disc IDs
Disc IDs: 574,089
Releases: 1,274,050
Releases with no disc IDs: 811,902 63.7%
Releases with at least one disc ID: 462,148 36.3%
with 1 disc ID: 356,068 77.0%
with 2 disc IDs: 63,429 13.7%
with 3 disc IDs: 17,977 3.9%
with 4 disc IDs: 8,993 1.9%
with 5 disc IDs: 4,603 1.0%
with 6 disc IDs: 3,033 0.7%
with 7 disc IDs: 1,869 0.4%
with 8 disc IDs: 1,432 0.3%
with 9 disc IDs: 921 0.2%
with 10 or more disc IDs: 3,823 0.8%
Mediums: 1,418,529
Mediums with no disc IDs: 890,130 62.8%
Mediums with at least one disc ID: 528,399 37.2%
with 1 disc ID: 450,830 85.3%
with 2 disc IDs: 45,876 8.7%
with 3 disc IDs: 13,655 2.6%
with 4 disc IDs: 6,159 1.2%
with 5 disc IDs: 3,398 0.6%
with 6 disc IDs: 2,269 0.4%
with 7 disc IDs: 1,582 0.3%
with 8 disc IDs: 1,117 0.2%
with 9 disc IDs: 729 0.1%
with 10 or more disc IDs: 2,784 0.5%

Release Groups

Primary Types
Release Groups: 1,043,663
Album 727,111 69.7%
Other 27,754 2.7%
Broadcast 1,053 0.1%
Single 144,938 13.9%
EP 90,281 8.7%
Secondary Types
Release Groups: 1,043,663
Compilation 178,432 17.1%
Demo 77 0.0%
Soundtrack 22,619 2.2%
Spokenword 6,176 0.6%
Interview 459 0.0%
Audiobook 4,744 0.5%
Live 51,181 4.9%
Remix 9,474 0.9%
DJ-mix 3,376 0.3%
Mixtape/Street 1,858 0.2%

Recordings

Recordings
Recordings: 13,360,659
Videos: 26,855 0.2%

Works

Types
Works: 480,574
Aria 850 0.2%
Audio drama 13 0.0%
Ballet 182 0.0%
Beijing opera 0 0.0%
Cantata 235 0.0%
Concerto 1,880 0.4%
Madrigal 67 0.0%
Mass 309 0.1%
Motet 122 0.0%
Opera 525 0.1%
Operetta 95 0.0%
Oratorio 110 0.0%
Overture 423 0.1%
Partita 37 0.0%
Poem 720 0.1%
Prose 393 0.1%
Quartet 547 0.1%
Sonata 1,776 0.4%
Song 188,647 39.3%
Song-cycle 442 0.1%
Soundtrack 2,422 0.5%
Suite 798 0.2%
Symphonic poem 215 0.0%
Symphony 1,253 0.3%
Zarzuela 104 0.0%
Étude 332 0.1%
None 278,077 57.9%
Attributes
Works: 480,574
APRA ID 32 0.0%
ASCAP ID 59 0.0%
BMI ID 24 0.0%
GEMA ID 152 0.0%
JASRAC ID 873 0.2%
KOMCA ID 10 0.0%
Key 1,007 0.2%
MÜST ID 0 0.0%
Rāga (Carnatic) 0 0.0%
SESAC ID 18 0.0%
SOCAN ID 8 0.0%
Tāla (Carnatic) 0 0.0%
None 478,467 99.6%

Areas

Types
Areas: 95,042
City 70,010 73.7%
Country 255 0.3%
District 267 0.3%
Municipality 19,826 20.9%
Subdivision 4,678 4.9%
None 6 0.0%

Places

Types
Places: 4,388
Indoor arena 101 2.3%
Other 502 11.4%
Stadium 64 1.5%
Studio 1,921 43.8%
Venue 1,467 33.4%
None 333 7.6%

Editors, Edits, and Votes

Editors
Editors (valid): 1,230,416
active ever: 249,090 20.2%
who edited and/or voted in the last 7 days: 1,076 0.4%
who edited in the last 7 days: 1,048 97.4%
who voted in the last 7 days: 141 13.1%
who edit: 224,741 90.2%
who vote: 14,624 5.9%
who leave edit notes: 69,992 28.1%
who use tags: 12,793 5.1%
who use ratings: 15,190 6.1%
who use subscriptions: 23,414 9.4%
who use collections: 39,839 16.0%
who have registered applications: 124 0.0%
validated email only: 389,754 31.7%
inactive: 591,572 48.1%
Editors (deleted): 4,265
Edits
Edits: 24,057,951
Open: 33,008 0.1%
Applied: 23,505,164 97.7%
Voted down: 169,405 0.7%
Failed (dependency): 34,999 0.1%
Failed (prerequisite): 36,641 0.2%
Failed (internal error): 4,502 0.0%
Cancelled: 273,658 1.1%
Edits: 24,057,951
Last 7 days: 91,949 0.4%
Yesterday: 15,211 16.5%
Votes
Votes: 11,064,570
Approve: 74,071 0.7%
Yes: 6,930,945 62.6%
No: 463,930 4.2%
Abstain: 3,595,624 32.5%
Votes: 11,064,570
Last 7 days: 14,615 0.1%
Yesterday: 2,273 15.6%