Database Statistics

Last updated: 2014-09-30

Basic metadata

Core Entities
Artists: 884,478
Release Groups: 1,109,044
Releases: 1,353,818
Mediums: 1,509,148
Recordings: 14,049,531
Tracks: 17,124,481
Labels: 85,014
Works: 525,207
URLs: 2,600,403
Areas: 97,845
Places: 6,638
Series: 2,155
Instruments: 681
Other Entities
Editors (valid / deleted): 1,256,167 / 1,482
Relationships: 8,835,591
CD Stubs (all time / current): 322,738/ 279,935
Tags (raw / aggregated): 1,853,779 / 45,716
Ratings (raw / aggregated): 284,944 / 234,600
Identifiers
MBIDs: 39,472,634
ISRCs (all / unique): 426,212/408,377
ISWCs (all / unique): 72,194/71,844
Disc IDs: 592,490
Barcodes: 435,154
IPIs: 14,429
ISNIs: 8,584

Artists

Artists
Artists: 884,478
of type Person: 427,294 48.3%
of type Group: 215,821 24.4%
of type Orchestra: 973 0.1%
of type Choir: 587 0.1%
of type Character: 2,010 0.2%
of type Other: 1,264 0.1%
with no type set: 236,529 26.7%
with appearances in artist credits: 651,344 73.6%
with no appearances in artist credits: 233,134 26.4%
Non-group artists: 665,087
Male: 178,426 26.8%
Female: 48,676 7.3%
Other gender: 187 0.0%
with no gender set: 439,808 66.1%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,353,818
by various artists: 131,130 9.7%
by a single artist: 1,222,688 90.3%
Release Status
Releases: 1,353,818
Official 1,217,646 89.9%
Promotion 39,958 3.0%
Bootleg 32,024 2.4%
Pseudo-Release 8,189 0.6%
No status set 56,001 4.1%
Release Packaging
Releases: 1,353,818
Jewel Case 123,424 9.1%
Fatbox 428 0.0%
Snap Case 56 0.0%
Gatefold Cover 1,344 0.1%
Discbox Slider 31 0.0%
Slim Jewel Case 7,423 0.5%
Digipak 27,503 2.0%
Cardboard/Paper Sleeve 50,075 3.7%
Other 7,319 0.5%
Keep Case 929 0.1%
None 68,339 5.0%
Cassette Case 1,720 0.1%
Book 450 0.0%
No packaging set 1,064,777 78.6%
Cover Art Sources
Releases: 1,353,818
CAA: 268,919 19.9%
Amazon: 345,112 25.5%
URL Relationships: 3,856 0.3%
No front cover art: 735,931 54.4%
Data Quality
Releases: 1,353,818
High Data Quality: 2,286 0.2%
Default Data Quality: 1,350,478 99.8%
Normal Data Quality: 1,710 0.1%
Unknown Data Quality: 1,348,768 99.9%
Low Data Quality: 1,054 0.1%
Disc IDs
Disc IDs: 592,490
Releases: 1,353,818
Releases with no disc IDs: 876,858 64.8%
Releases with at least one disc ID: 476,960 35.2%
with 1 disc ID: 368,533 77.3%
with 2 disc IDs: 65,081 13.6%
with 3 disc IDs: 18,287 3.8%
with 4 disc IDs: 9,186 1.9%
with 5 disc IDs: 4,665 1.0%
with 6 disc IDs: 3,076 0.6%
with 7 disc IDs: 1,861 0.4%
with 8 disc IDs: 1,446 0.3%
with 9 disc IDs: 931 0.2%
with 10 or more disc IDs: 3,895 0.8%
Mediums: 1,509,148
Mediums with no disc IDs: 962,265 63.8%
Mediums with at least one disc ID: 546,883 36.2%
with 1 disc ID: 468,597 85.7%
with 2 disc IDs: 46,435 8.5%
with 3 disc IDs: 13,737 2.5%
with 4 disc IDs: 6,213 1.1%
with 5 disc IDs: 3,403 0.6%
with 6 disc IDs: 2,283 0.4%
with 7 disc IDs: 1,579 0.3%
with 8 disc IDs: 1,122 0.2%
with 9 disc IDs: 728 0.1%
with 10 or more disc IDs: 2,790 0.5%

Release Groups

Primary Types
Release Groups: 1,109,044
Album 771,877 69.6%
Other 28,254 2.5%
Broadcast 1,225 0.1%
Single 159,057 14.3%
EP 95,908 8.6%
Secondary Types
Release Groups: 1,109,044
Compilation 184,532 16.6%
Demo 967 0.1%
Soundtrack 23,930 2.2%
Spokenword 6,441 0.6%
Interview 481 0.0%
Audiobook 5,048 0.5%
Live 52,850 4.8%
Remix 9,947 0.9%
DJ-mix 3,922 0.4%
Mixtape/Street 2,156 0.2%

Recordings

Recordings
Recordings: 14,049,531
Videos: 31,535 0.2%

Works

Types
Works: 525,207
Aria 1,008 0.2%
Audio drama 27 0.0%
Ballet 210 0.0%
Beijing opera 0 0.0%
Cantata 590 0.1%
Concerto 2,086 0.4%
Madrigal 82 0.0%
Mass 342 0.1%
Motet 137 0.0%
Opera 593 0.1%
Operetta 104 0.0%
Oratorio 119 0.0%
Overture 482 0.1%
Partita 44 0.0%
Poem 859 0.2%
Prose 439 0.1%
Quartet 594 0.1%
Sonata 2,485 0.5%
Song 214,140 40.8%
Song-cycle 497 0.1%
Soundtrack 4,000 0.8%
Suite 929 0.2%
Symphonic poem 235 0.0%
Symphony 1,310 0.2%
Zarzuela 109 0.0%
Étude 350 0.1%
None 293,436 55.9%
Attributes
Works: 525,207
APRA ID 78 0.0%
ASCAP ID 908 0.2%
BMI ID 649 0.1%
GEMA ID 927 0.2%
Identifiers 0 0.0%
JASRAC ID 12,467 2.4%
KOMCA ID 17 0.0%
Key 2,583 0.5%
MÜST ID 30 0.0%
Rāga (Carnatic) 0 0.0%
SESAC ID 61 0.0%
SOCAN ID 27 0.0%
Tāla (Carnatic) 0 0.0%
None 507,766 96.7%

Areas

Types
Areas: 97,845
City 70,130 71.7%
Country 255 0.3%
District 273 0.3%
Island 24 0.0%
Municipality 22,455 22.9%
Subdivision 4,702 4.8%
None 6 0.0%

Places

Types
Places: 6,638
Indoor arena 130 2.0%
Other 757 11.4%
Stadium 86 1.3%
Studio 3,044 45.9%
Venue 1,921 28.9%
None 700 10.5%

Series

Types
Series: 2,155
Catalogue 183 8.5%
Recording 19 0.9%
Release 185 8.6%
Release group 1,745 81.0%
Work 23 1.1%

Instruments

Types
Instruments: 681
Electronic instrument 31 4.6%
Other instrument 19 2.8%
Percussion instrument 178 26.1%
String instrument 250 36.7%
Wind instrument 203 29.8%
None 0 0.0%

Editors, Edits, and Votes

Editors
Editors (valid): 1,256,167
active ever: 254,678 20.3%
who edited and/or voted in the last 7 days: 1,037 0.4%
who edited in the last 7 days: 1,008 97.2%
who voted in the last 7 days: 140 13.5%
who edit: 229,797 90.2%
who vote: 14,795 5.8%
who leave edit notes: 74,174 29.1%
who use tags: 13,675 5.4%
who use ratings: 15,989 6.3%
who use subscriptions: 25,916 10.2%
who use collections: 40,450 15.9%
who have registered applications: 166 0.1%
validated email only: 404,616 32.2%
inactive: 596,873 47.5%
Editors (deleted): 1,482
Edits
Edits: 26,103,561
Open: 45,782 0.2%
Applied: 25,510,274 97.7%
Voted down: 175,269 0.7%
Failed (dependency): 37,988 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,555 0.0%
Cancelled: 292,458 1.1%
Edits: 26,103,561
Last 7 days: 87,902 0.3%
Yesterday: 8,690 9.9%
Votes
Votes: 11,426,524
Approve: 86,502 0.8%
Yes: 7,212,140 63.1%
No: 480,584 4.2%
Abstain: 3,647,298 31.9%
Votes: 11,426,524
Last 7 days: 12,225 0.1%
Yesterday: 1,909 15.6%