Database Statistics

Last updated: 2014-07-11

Basic metadata

Core Entities
Artists: 860,525
Release Groups: 1,065,929
Releases: 1,303,318
Mediums: 1,452,817
Recordings: 13,599,344
Tracks: 16,560,328
Labels: 82,971
Works: 504,338
URLs: 2,500,619
Areas: 97,434
Places: 5,413
Series: 1,611
Instruments: 649
Other Entities
Editors (valid / deleted): 1,243,859 / 4,489
Relationships: 8,432,527
CD Stubs (all time / current): 320,978/ 279,326
Tags (raw / aggregated): 1,828,855 / 44,274
Ratings (raw / aggregated): 278,422 / 229,607
Identifiers
MBIDs: 38,185,813
ISRCs (all / unique): 409,128/391,683
ISWCs (all / unique): 67,815/67,482
Disc IDs: 583,635
Barcodes: 404,852
IPIs: 13,506
ISNIs: 7,660

Artists

Artists
Artists: 860,525
of type Person: 414,581 48.2%
of type Group: 210,086 24.4%
of type Orchestra: 808 0.1%
of type Choir: 441 0.1%
of type Character: 1,491 0.2%
of type Other: 1,283 0.1%
with no type set: 231,835 26.9%
with appearances in artist credits: 634,745 73.8%
with no appearances in artist credits: 225,780 26.2%
Non-group artists: 647,699
Male: 167,405 25.8%
Female: 45,579 7.0%
Other gender: 169 0.0%
with no gender set: 436,037 67.3%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,303,318
by various artists: 129,667 9.9%
by a single artist: 1,173,651 90.1%
Release Status
Releases: 1,303,318
Official 1,169,221 89.7%
Promotion 39,144 3.0%
Bootleg 31,689 2.4%
Pseudo-Release 8,096 0.6%
No status set 55,168 4.2%
Release Packaging
Releases: 1,303,318
Jewel Case 116,531 8.9%
Fatbox 300 0.0%
Snap Case 33 0.0%
Gatefold Cover 910 0.1%
Discbox Slider 21 0.0%
Slim Jewel Case 6,974 0.5%
Digipak 26,141 2.0%
Cardboard/Paper Sleeve 47,160 3.6%
Other 7,114 0.5%
Keep Case 844 0.1%
None 62,299 4.8%
Cassette Case 1,410 0.1%
Book 360 0.0%
No packaging set 1,033,221 79.3%
Cover Art Sources
Releases: 1,303,318
CAA: 245,622 18.8%
Amazon: 344,680 26.4%
URL Relationships: 3,980 0.3%
No front cover art: 709,036 54.4%
Data Quality
Releases: 1,303,318
High Data Quality: 2,281 0.2%
Default Data Quality: 1,300,031 99.7%
Normal Data Quality: 1,701 0.1%
Unknown Data Quality: 1,298,330 99.9%
Low Data Quality: 1,006 0.1%
Disc IDs
Disc IDs: 583,635
Releases: 1,303,318
Releases with no disc IDs: 833,305 63.9%
Releases with at least one disc ID: 470,013 36.1%
with 1 disc ID: 362,846 77.2%
with 2 disc IDs: 64,199 13.7%
with 3 disc IDs: 18,130 3.9%
with 4 disc IDs: 9,075 1.9%
with 5 disc IDs: 4,638 1.0%
with 6 disc IDs: 3,055 0.6%
with 7 disc IDs: 1,860 0.4%
with 8 disc IDs: 1,436 0.3%
with 9 disc IDs: 923 0.2%
with 10 or more disc IDs: 3,851 0.8%
Mediums: 1,452,817
Mediums with no disc IDs: 914,868 63.0%
Mediums with at least one disc ID: 537,949 37.0%
with 1 disc ID: 460,050 85.5%
with 2 disc IDs: 46,149 8.6%
with 3 disc IDs: 13,681 2.5%
with 4 disc IDs: 6,173 1.1%
with 5 disc IDs: 3,404 0.6%
with 6 disc IDs: 2,282 0.4%
with 7 disc IDs: 1,578 0.3%
with 8 disc IDs: 1,120 0.2%
with 9 disc IDs: 726 0.1%
with 10 or more disc IDs: 2,786 0.5%

Release Groups

Primary Types
Release Groups: 1,065,929
Album 742,232 69.6%
Other 28,076 2.6%
Broadcast 1,093 0.1%
Single 148,771 14.0%
EP 93,081 8.7%
Secondary Types
Release Groups: 1,065,929
Compilation 181,807 17.1%
Demo 358 0.0%
Soundtrack 23,146 2.2%
Spokenword 6,390 0.6%
Interview 473 0.0%
Audiobook 4,902 0.5%
Live 52,033 4.9%
Remix 9,741 0.9%
DJ-mix 3,752 0.4%
Mixtape/Street 1,987 0.2%

Recordings

Recordings
Recordings: 13,599,344
Videos: 29,360 0.2%

Works

Types
Works: 504,338
Aria 914 0.2%
Audio drama 25 0.0%
Ballet 191 0.0%
Beijing opera 0 0.0%
Cantata 523 0.1%
Concerto 1,937 0.4%
Madrigal 72 0.0%
Mass 338 0.1%
Motet 131 0.0%
Opera 569 0.1%
Operetta 101 0.0%
Oratorio 118 0.0%
Overture 462 0.1%
Partita 43 0.0%
Poem 807 0.2%
Prose 420 0.1%
Quartet 575 0.1%
Sonata 2,380 0.5%
Song 201,677 40.0%
Song-cycle 472 0.1%
Soundtrack 2,692 0.5%
Suite 903 0.2%
Symphonic poem 220 0.0%
Symphony 1,282 0.3%
Zarzuela 107 0.0%
Étude 349 0.1%
None 287,030 56.9%
Attributes
Works: 504,338
APRA ID 39 0.0%
ASCAP ID 303 0.1%
BMI ID 217 0.0%
GEMA ID 505 0.1%
Identifiers 0 0.0%
JASRAC ID 4,695 0.9%
KOMCA ID 11 0.0%
Key 2,269 0.4%
MÜST ID 1 0.0%
Rāga (Carnatic) 0 0.0%
SESAC ID 31 0.0%
SOCAN ID 14 0.0%
Tāla (Carnatic) 0 0.0%
None 496,460 98.4%

Areas

Types
Areas: 97,434
City 70,078 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: 5,413
Indoor arena 109 2.0%
Other 617 11.4%
Stadium 68 1.3%
Studio 2,507 46.3%
Venue 1,678 31.0%
None 434 8.0%

Series

Types
Series: 1,611
Catalogue 172 10.7%
Recording 4 0.2%
Release 121 7.5%
Release group 1,296 80.4%
Work 18 1.1%

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): 1,243,859
active ever: 251,847 20.2%
who edited and/or voted in the last 7 days: 1,010 0.4%
who edited in the last 7 days: 984 97.4%
who voted in the last 7 days: 115 11.4%
who edit: 227,242 90.2%
who vote: 14,701 5.8%
who leave edit notes: 72,083 28.6%
who use tags: 13,234 5.3%
who use ratings: 15,592 6.2%
who use subscriptions: 24,680 9.8%
who use collections: 40,131 15.9%
who have registered applications: 146 0.1%
validated email only: 397,257 31.9%
inactive: 594,755 47.8%
Editors (deleted): 4,489
Edits
Edits: 25,035,514
Open: 53,406 0.2%
Applied: 24,448,157 97.7%
Voted down: 172,681 0.7%
Failed (dependency): 36,640 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,527 0.0%
Cancelled: 282,869 1.1%
Edits: 25,035,514
Last 7 days: 94,016 0.4%
Yesterday: 11,666 12.4%
Votes
Votes: 11,256,989
Approve: 79,978 0.7%
Yes: 7,077,072 62.9%
No: 473,037 4.2%
Abstain: 3,626,902 32.2%
Votes: 11,256,989
Last 7 days: 12,143 0.1%
Yesterday: 1,618 13.3%