Database Statistics

Last updated: 2014-10-22

Basic metadata

Core Entities
Artists: 889,776
Release Groups: 1,119,141
Releases: 1,366,195
Mediums: 1,523,329
Recordings: 14,153,762
Tracks: 17,259,199
Labels: 85,653
Works: 529,621
URLs: 2,625,332
Areas: 97,864
Places: 6,922
Series: 2,227
Instruments: 680
Other Entities
Editors (valid / deleted): 1,259,822 / 1,541
Relationships: 8,936,625
CD Stubs (all time / current): 323,193/ 280,174
Tags (raw / aggregated): 1,861,818 / 46,155
Ratings (raw / aggregated): 287,582 / 236,711
Identifiers
MBIDs: 39,778,509
ISRCs (all / unique): 430,537/412,623
ISWCs (all / unique): 73,124/72,774
Disc IDs: 594,711
Barcodes: 443,089
IPIs: 14,693
ISNIs: 8,835

Artists

Artists
Artists: 889,776
of type Person: 430,492 48.4%
of type Group: 217,223 24.4%
of type Orchestra: 1,013 0.1%
of type Choir: 622 0.1%
of type Character: 2,084 0.2%
of type Other: 1,275 0.1%
with no type set: 237,067 26.6%
with appearances in artist credits: 655,117 73.6%
with no appearances in artist credits: 234,659 26.4%
Non-group artists: 668,834
Male: 181,043 27.1%
Female: 49,437 7.4%
Other gender: 190 0.0%
with no gender set: 440,248 65.8%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,366,195
by various artists: 131,601 9.6%
by a single artist: 1,234,594 90.4%
Release Status
Releases: 1,366,195
Official 1,229,527 90.0%
Promotion 40,156 2.9%
Bootleg 32,089 2.3%
Pseudo-Release 8,221 0.6%
No status set 56,202 4.1%
Release Packaging
Releases: 1,366,195
Jewel Case 125,455 9.2%
Fatbox 445 0.0%
Snap Case 60 0.0%
Gatefold Cover 1,480 0.1%
Discbox Slider 34 0.0%
Slim Jewel Case 7,536 0.6%
Digipak 27,985 2.0%
Cardboard/Paper Sleeve 50,765 3.7%
Other 7,409 0.5%
Keep Case 941 0.1%
None 70,275 5.1%
Cassette Case 1,826 0.1%
Book 477 0.0%
No packaging set 1,071,507 78.4%
Cover Art Sources
Releases: 1,366,195
CAA: 275,149 20.1%
Amazon: 345,213 25.3%
URL Relationships: 3,829 0.3%
No front cover art: 742,004 54.3%
Data Quality
Releases: 1,366,195
High Data Quality: 2,288 0.2%
Default Data Quality: 1,362,847 99.8%
Normal Data Quality: 1,709 0.1%
Unknown Data Quality: 1,361,138 99.9%
Low Data Quality: 1,060 0.1%
Disc IDs
Disc IDs: 594,711
Releases: 1,366,195
Releases with no disc IDs: 887,404 65.0%
Releases with at least one disc ID: 478,791 35.0%
with 1 disc ID: 370,082 77.3%
with 2 disc IDs: 65,275 13.6%
with 3 disc IDs: 18,318 3.8%
with 4 disc IDs: 9,201 1.9%
with 5 disc IDs: 4,674 1.0%
with 6 disc IDs: 3,089 0.6%
with 7 disc IDs: 1,868 0.4%
with 8 disc IDs: 1,444 0.3%
with 9 disc IDs: 939 0.2%
with 10 or more disc IDs: 3,901 0.8%
Mediums: 1,523,329
Mediums with no disc IDs: 974,219 64.0%
Mediums with at least one disc ID: 549,110 36.0%
with 1 disc ID: 470,734 85.7%
with 2 disc IDs: 46,493 8.5%
with 3 disc IDs: 13,750 2.5%
with 4 disc IDs: 6,217 1.1%
with 5 disc IDs: 3,407 0.6%
with 6 disc IDs: 2,286 0.4%
with 7 disc IDs: 1,581 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: 1,119,141
Album 777,910 69.5%
Other 28,334 2.5%
Broadcast 1,231 0.1%
Single 162,185 14.5%
EP 96,827 8.7%
Secondary Types
Release Groups: 1,119,141
Compilation 185,394 16.6%
Demo 1,113 0.1%
Soundtrack 24,116 2.2%
Spokenword 6,459 0.6%
Interview 483 0.0%
Audiobook 5,085 0.5%
Live 53,088 4.7%
Remix 10,021 0.9%
DJ-mix 4,007 0.4%
Mixtape/Street 2,215 0.2%

Recordings

Recordings
Recordings: 14,153,762
Videos: 32,421 0.2%

Works

Types
Works: 529,621
Aria 1,418 0.3%
Audio drama 31 0.0%
Ballet 211 0.0%
Beijing opera 257 0.0%
Cantata 594 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 2,536 0.5%
Song 217,308 41.0%
Song-cycle 498 0.1%
Soundtrack 4,196 0.8%
Suite 928 0.2%
Symphonic poem 235 0.0%
Symphony 1,314 0.2%
Zarzuela 109 0.0%
Étude 350 0.1%
None 293,712 55.5%
Attributes
Works: 529,621
APRA ID 98 0.0%
ASCAP ID 941 0.2%
BMI ID 688 0.1%
GEMA ID 1,020 0.2%
Identifiers 0 0.0%
JASRAC ID 13,337 2.5%
KOMCA ID 17 0.0%
Key 2,620 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 511,121 96.5%

Areas

Types
Areas: 97,864
City 70,146 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: 6,922
Indoor arena 131 1.9%
Other 773 11.2%
Stadium 88 1.3%
Studio 3,190 46.1%
Venue 1,990 28.7%
None 750 10.8%

Series

Types
Series: 2,227
Catalogue 192 8.6%
Recording 20 0.9%
Release 194 8.7%
Release group 1,799 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): 1,259,822
active ever: 255,381 20.3%
who edited and/or voted in the last 7 days: 1,109 0.4%
who edited in the last 7 days: 1,077 97.1%
who voted in the last 7 days: 119 10.7%
who edit: 230,430 90.2%
who vote: 14,805 5.8%
who leave edit notes: 74,714 29.3%
who use tags: 13,806 5.4%
who use ratings: 16,087 6.3%
who use subscriptions: 26,273 10.3%
who use collections: 40,526 15.9%
who have registered applications: 175 0.1%
validated email only: 407,089 32.3%
inactive: 597,352 47.4%
Editors (deleted): 1,541
Edits
Edits: 26,360,340
Open: 41,608 0.2%
Applied: 25,767,396 97.8%
Voted down: 176,380 0.7%
Failed (dependency): 38,358 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,567 0.0%
Cancelled: 294,790 1.1%
Edits: 26,360,340
Last 7 days: 75,193 0.3%
Yesterday: 11,579 15.4%
Votes
Votes: 11,482,494
Approve: 87,784 0.8%
Yes: 7,256,890 63.2%
No: 483,608 4.2%
Abstain: 3,654,212 31.8%
Votes: 11,482,494
Last 7 days: 20,995 0.2%
Yesterday: 2,383 11.4%