Database Statistics

Last updated: 2014-10-20

Basic metadata

Core Entities
Artists: 889,309
Release Groups: 1,118,719
Releases: 1,365,387
Mediums: 1,522,376
Recordings: 14,148,286
Tracks: 17,249,465
Labels: 85,574
Works: 529,426
URLs: 2,622,579
Areas: 97,863
Places: 6,900
Series: 2,222
Instruments: 680
Other Entities
Editors (valid / deleted): 1,259,425 / 1,538
Relationships: 8,926,331
CD Stubs (all time / current): 323,167/ 280,163
Tags (raw / aggregated): 1,861,248 / 46,119
Ratings (raw / aggregated): 287,338 / 236,506
Identifiers
MBIDs: 39,757,523
ISRCs (all / unique): 430,107/412,262
ISWCs (all / unique): 73,008/72,659
Disc IDs: 594,527
Barcodes: 442,749
IPIs: 14,685
ISNIs: 8,738

Artists

Artists
Artists: 889,309
of type Person: 430,208 48.4%
of type Group: 217,098 24.4%
of type Orchestra: 1,011 0.1%
of type Choir: 617 0.1%
of type Character: 2,074 0.2%
of type Other: 1,273 0.1%
with no type set: 237,028 26.7%
with appearances in artist credits: 654,766 73.6%
with no appearances in artist credits: 234,543 26.4%
Non-group artists: 668,509
Male: 180,832 27.1%
Female: 49,356 7.4%
Other gender: 190 0.0%
with no gender set: 440,205 65.8%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,365,387
by various artists: 131,565 9.6%
by a single artist: 1,233,822 90.4%
Release Status
Releases: 1,365,387
Official 1,228,789 90.0%
Promotion 40,131 2.9%
Bootleg 32,085 2.3%
Pseudo-Release 8,217 0.6%
No status set 56,165 4.1%
Release Packaging
Releases: 1,365,387
Jewel Case 125,246 9.2%
Fatbox 443 0.0%
Snap Case 60 0.0%
Gatefold Cover 1,455 0.1%
Discbox Slider 34 0.0%
Slim Jewel Case 7,527 0.6%
Digipak 27,947 2.0%
Cardboard/Paper Sleeve 50,698 3.7%
Other 7,398 0.5%
Keep Case 939 0.1%
None 70,041 5.1%
Cassette Case 1,820 0.1%
Book 477 0.0%
No packaging set 1,071,302 78.5%
Cover Art Sources
Releases: 1,365,387
CAA: 274,581 20.1%
Amazon: 345,194 25.3%
URL Relationships: 3,831 0.3%
No front cover art: 741,781 54.3%
Data Quality
Releases: 1,365,387
High Data Quality: 2,288 0.2%
Default Data Quality: 1,362,040 99.8%
Normal Data Quality: 1,709 0.1%
Unknown Data Quality: 1,360,331 99.9%
Low Data Quality: 1,059 0.1%
Disc IDs
Disc IDs: 594,527
Releases: 1,365,387
Releases with no disc IDs: 886,771 64.9%
Releases with at least one disc ID: 478,616 35.1%
with 1 disc ID: 369,934 77.3%
with 2 disc IDs: 65,256 13.6%
with 3 disc IDs: 18,314 3.8%
with 4 disc IDs: 9,198 1.9%
with 5 disc IDs: 4,675 1.0%
with 6 disc IDs: 3,089 0.6%
with 7 disc IDs: 1,865 0.4%
with 8 disc IDs: 1,445 0.3%
with 9 disc IDs: 940 0.2%
with 10 or more disc IDs: 3,900 0.8%
Mediums: 1,522,376
Mediums with no disc IDs: 973,474 63.9%
Mediums with at least one disc ID: 548,902 36.1%
with 1 disc ID: 470,532 85.7%
with 2 disc IDs: 46,487 8.5%
with 3 disc IDs: 13,750 2.5%
with 4 disc IDs: 6,216 1.1%
with 5 disc IDs: 3,407 0.6%
with 6 disc IDs: 2,287 0.4%
with 7 disc IDs: 1,580 0.3%
with 8 disc IDs: 1,120 0.2%
with 9 disc IDs: 733 0.1%
with 10 or more disc IDs: 2,790 0.5%

Release Groups

Primary Types
Release Groups: 1,118,719
Album 777,620 69.5%
Other 28,324 2.5%
Broadcast 1,231 0.1%
Single 162,133 14.5%
EP 96,765 8.6%
Secondary Types
Release Groups: 1,118,719
Compilation 185,318 16.6%
Demo 1,100 0.1%
Soundtrack 24,100 2.2%
Spokenword 6,457 0.6%
Interview 483 0.0%
Audiobook 5,080 0.5%
Live 53,051 4.7%
Remix 10,010 0.9%
DJ-mix 4,005 0.4%
Mixtape/Street 2,202 0.2%

Recordings

Recordings
Recordings: 14,148,286
Videos: 32,233 0.2%

Works

Types
Works: 529,426
Aria 1,414 0.3%
Audio drama 30 0.0%
Ballet 211 0.0%
Beijing opera 257 0.0%
Cantata 593 0.1%
Concerto 2,097 0.4%
Madrigal 82 0.0%
Mass 342 0.1%
Motet 139 0.0%
Opera 604 0.1%
Operetta 104 0.0%
Oratorio 119 0.0%
Overture 486 0.1%
Partita 44 0.0%
Poem 864 0.2%
Prose 444 0.1%
Quartet 599 0.1%
Sonata 2,534 0.5%
Song 217,185 41.0%
Song-cycle 497 0.1%
Soundtrack 4,195 0.8%
Suite 927 0.2%
Symphonic poem 235 0.0%
Symphony 1,314 0.2%
Zarzuela 109 0.0%
Étude 350 0.1%
None 293,651 55.5%
Attributes
Works: 529,426
APRA ID 93 0.0%
ASCAP ID 937 0.2%
BMI ID 686 0.1%
GEMA ID 1,020 0.2%
Identifiers 0 0.0%
JASRAC ID 13,261 2.5%
KOMCA ID 17 0.0%
Key 2,619 0.5%
MÜST ID 30 0.0%
Rāga (Carnatic) 0 0.0%
SESAC ID 61 0.0%
SOCAN ID 28 0.0%
Tāla (Carnatic) 0 0.0%
None 511,014 96.5%

Areas

Types
Areas: 97,863
City 70,145 71.7%
Country 255 0.3%
District 275 0.3%
Island 24 0.0%
Municipality 22,456 22.9%
Subdivision 4,702 4.8%
None 6 0.0%

Places

Types
Places: 6,900
Indoor arena 131 1.9%
Other 773 11.2%
Stadium 88 1.3%
Studio 3,177 46.0%
Venue 1,982 28.7%
None 749 10.9%

Series

Types
Series: 2,222
Catalogue 192 8.6%
Recording 20 0.9%
Release 193 8.7%
Release group 1,795 80.8%
Work 22 1.0%

Instruments

Types
Instruments: 680
Electronic instrument 31 4.6%
Other instrument 19 2.8%
Percussion instrument 178 26.2%
String instrument 250 36.8%
Wind instrument 202 29.7%
None 0 0.0%

Editors, Edits, and Votes

Editors
Editors (valid): 1,259,425
active ever: 255,316 20.3%
who edited and/or voted in the last 7 days: 1,077 0.4%
who edited in the last 7 days: 1,046 97.1%
who voted in the last 7 days: 128 11.9%
who edit: 230,373 90.2%
who vote: 14,804 5.8%
who leave edit notes: 74,658 29.2%
who use tags: 13,798 5.4%
who use ratings: 16,076 6.3%
who use subscriptions: 26,240 10.3%
who use collections: 40,522 15.9%
who have registered applications: 174 0.1%
validated email only: 406,810 32.3%
inactive: 597,299 47.4%
Editors (deleted): 1,538
Edits
Edits: 26,336,328
Open: 43,898 0.2%
Applied: 25,741,482 97.7%
Voted down: 176,248 0.7%
Failed (dependency): 38,307 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,567 0.0%
Cancelled: 294,590 1.1%
Edits: 26,336,328
Last 7 days: 82,937 0.3%
Yesterday: 10,573 12.7%
Votes
Votes: 11,474,212
Approve: 87,655 0.8%
Yes: 7,249,792 63.2%
No: 483,404 4.2%
Abstain: 3,653,361 31.8%
Votes: 11,474,212
Last 7 days: 17,823 0.2%
Yesterday: 4,731 26.5%