Database Statistics

Last updated: 2014-07-28

Basic metadata

Core Entities
Artists: 864,929
Release Groups: 1,070,583
Releases: 1,309,568
Mediums: 1,460,207
Recordings: 13,653,084
Tracks: 16,638,216
Labels: 83,409
Works: 508,287
URLs: 2,519,375
Areas: 97,446
Places: 5,637
Series: 1,914
Instruments: 649
Other Entities
Editors (valid / deleted): 1,245,801 / 4,539
Relationships: 8,511,054
CD Stubs (all time / current): 321,389/ 279,571
Tags (raw / aggregated): 1,834,133 / 44,578
Ratings (raw / aggregated): 279,298 / 230,258
Identifiers
MBIDs: 38,361,188
ISRCs (all / unique): 411,367/393,785
ISWCs (all / unique): 68,609/68,270
Disc IDs: 585,508
Barcodes: 407,950
IPIs: 13,803
ISNIs: 7,903

Artists

Artists
Artists: 864,929
of type Person: 417,224 48.2%
of type Group: 211,370 24.4%
of type Orchestra: 855 0.1%
of type Choir: 477 0.1%
of type Character: 1,508 0.2%
of type Other: 1,303 0.2%
with no type set: 232,192 26.8%
with appearances in artist credits: 637,616 73.7%
with no appearances in artist credits: 227,313 26.3%
Non-group artists: 650,719
Male: 169,680 26.1%
Female: 46,120 7.1%
Other gender: 169 0.0%
with no gender set: 436,258 67.0%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,309,568
by various artists: 129,978 9.9%
by a single artist: 1,179,590 90.1%
Release Status
Releases: 1,309,568
Official 1,175,103 89.7%
Promotion 39,309 3.0%
Bootleg 31,791 2.4%
Pseudo-Release 8,114 0.6%
No status set 55,251 4.2%
Release Packaging
Releases: 1,309,568
Jewel Case 118,059 9.0%
Fatbox 332 0.0%
Snap Case 37 0.0%
Gatefold Cover 974 0.1%
Discbox Slider 21 0.0%
Slim Jewel Case 7,131 0.5%
Digipak 26,433 2.0%
Cardboard/Paper Sleeve 47,898 3.7%
Other 7,165 0.5%
Keep Case 857 0.1%
None 63,303 4.8%
Cassette Case 1,486 0.1%
Book 372 0.0%
No packaging set 1,035,500 79.1%
Cover Art Sources
Releases: 1,309,568
CAA: 250,309 19.1%
Amazon: 345,069 26.3%
URL Relationships: 3,962 0.3%
No front cover art: 710,228 54.2%
Data Quality
Releases: 1,309,568
High Data Quality: 2,287 0.2%
Default Data Quality: 1,306,270 99.7%
Normal Data Quality: 1,701 0.1%
Unknown Data Quality: 1,304,569 99.9%
Low Data Quality: 1,011 0.1%
Disc IDs
Disc IDs: 585,508
Releases: 1,309,568
Releases with no disc IDs: 838,053 64.0%
Releases with at least one disc ID: 471,515 36.0%
with 1 disc ID: 364,091 77.2%
with 2 disc IDs: 64,360 13.6%
with 3 disc IDs: 18,178 3.9%
with 4 disc IDs: 9,100 1.9%
with 5 disc IDs: 4,644 1.0%
with 6 disc IDs: 3,061 0.6%
with 7 disc IDs: 1,858 0.4%
with 8 disc IDs: 1,437 0.3%
with 9 disc IDs: 927 0.2%
with 10 or more disc IDs: 3,859 0.8%
Mediums: 1,460,207
Mediums with no disc IDs: 920,306 63.0%
Mediums with at least one disc ID: 539,901 37.0%
with 1 disc ID: 461,925 85.6%
with 2 disc IDs: 46,216 8.6%
with 3 disc IDs: 13,689 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: 1,122 0.2%
with 9 disc IDs: 727 0.1%
with 10 or more disc IDs: 2,786 0.5%

Release Groups

Primary Types
Release Groups: 1,070,583
Album 745,534 69.6%
Other 28,134 2.6%
Broadcast 1,097 0.1%
Single 149,562 14.0%
EP 93,631 8.7%
Secondary Types
Release Groups: 1,070,583
Compilation 182,436 17.0%
Demo 451 0.0%
Soundtrack 23,297 2.2%
Spokenword 6,397 0.6%
Interview 475 0.0%
Audiobook 4,952 0.5%
Live 52,219 4.9%
Remix 9,772 0.9%
DJ-mix 3,822 0.4%
Mixtape/Street 2,011 0.2%

Recordings

Recordings
Recordings: 13,653,084
Videos: 30,056 0.2%

Works

Types
Works: 508,287
Aria 952 0.2%
Audio drama 26 0.0%
Ballet 205 0.0%
Beijing opera 0 0.0%
Cantata 530 0.1%
Concerto 1,950 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 477 0.1%
Partita 45 0.0%
Poem 826 0.2%
Prose 435 0.1%
Quartet 583 0.1%
Sonata 2,378 0.5%
Song 203,750 40.1%
Song-cycle 472 0.1%
Soundtrack 2,730 0.5%
Suite 912 0.2%
Symphonic poem 222 0.0%
Symphony 1,293 0.3%
Zarzuela 107 0.0%
Étude 349 0.1%
None 288,697 56.8%
Attributes
Works: 508,287
APRA ID 40 0.0%
ASCAP ID 355 0.1%
BMI ID 269 0.1%
GEMA ID 587 0.1%
Identifiers 0 0.0%
JASRAC ID 5,259 1.0%
KOMCA ID 12 0.0%
Key 2,323 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 499,616 98.3%

Areas

Types
Areas: 97,446
City 70,090 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: 5,637
Indoor arena 112 2.0%
Other 647 11.5%
Stadium 69 1.2%
Studio 2,584 45.8%
Venue 1,717 30.5%
None 508 9.0%

Series

Types
Series: 1,914
Catalogue 175 9.1%
Recording 14 0.7%
Release 133 6.9%
Release group 1,573 82.2%
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): 1,245,801
active ever: 252,450 20.3%
who edited and/or voted in the last 7 days: 990 0.4%
who edited in the last 7 days: 954 96.4%
who voted in the last 7 days: 133 13.4%
who edit: 227,790 90.2%
who vote: 14,719 5.8%
who leave edit notes: 72,531 28.7%
who use tags: 13,341 5.3%
who use ratings: 15,675 6.2%
who use subscriptions: 24,969 9.9%
who use collections: 40,184 15.9%
who have registered applications: 150 0.1%
validated email only: 398,171 32.0%
inactive: 595,180 47.8%
Editors (deleted): 4,539
Edits
Edits: 25,222,258
Open: 37,611 0.1%
Applied: 24,647,964 97.7%
Voted down: 173,178 0.7%
Failed (dependency): 36,858 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,540 0.0%
Cancelled: 284,875 1.1%
Edits: 25,222,258
Last 7 days: 75,129 0.3%
Yesterday: 12,954 17.2%
Votes
Votes: 11,288,096
Approve: 80,749 0.7%
Yes: 7,101,898 62.9%
No: 474,748 4.2%
Abstain: 3,630,701 32.2%
Votes: 11,288,096
Last 7 days: 11,058 0.1%
Yesterday: 1,290 11.7%