Database Statistics

Last updated: 2015-07-04

Basic metadata

Core Entities
Artists: 969,430
Release Groups: 1,198,547
Releases: 1,472,668
Mediums: 1,646,461
Recordings: 14,981,802
Tracks: 18,539,173
Labels: 94,767
Works: 604,624
URLs: 3,034,350
Areas: 114,635
Places: 11,145
Series: 3,355
Instruments: 732
Events: 4,887
Other Entities
Editors (valid / deleted): 1,326,025 / 1,746
Relationships: 10,605,715
CD Stubs (all time / current): 328,780/ 282,335
Tags (raw / aggregated): 1,952,181 / 50,888
Ratings (raw / aggregated): 313,687 / 255,262
Identifiers
MBIDs: 45,378,872
ISRCs (all / unique): 486,257/465,958
ISWCs (all / unique): 87,150/86,757
Disc IDs: 624,056
Barcodes: 489,437
IPIs: 18,842
ISNIs: 11,788

Artists

Artists
Artists: 969,430
of type Person: 478,632 49.4%
of type Group: 235,253 24.3%
of type Orchestra: 2,051 0.2%
of type Choir: 1,198 0.1%
of type Character: 2,678 0.3%
of type Other: 1,346 0.1%
with no type set: 248,272 25.6%
with appearances in artist credits: 704,852 72.7%
with no appearances in artist credits: 264,578 27.3%
Non-group artists: 728,250
Male: 221,653 30.4%
Female: 59,911 8.2%
Other gender: 254 0.0%
with no gender set: 449,110 61.7%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,472,668
by various artists: 135,201 9.2%
by a single artist: 1,337,467 90.8%
Release Status
Releases: 1,472,668
Official 1,328,128 90.2%
Promotion 42,684 2.9%
Bootleg 33,234 2.3%
Pseudo-Release 8,059 0.5%
No status set 60,563 4.1%
Release Packaging
Releases: 1,472,668
Jewel Case 150,343 10.2%
Fatbox 857 0.1%
Snap Case 134 0.0%
Gatefold Cover 2,977 0.2%
Discbox Slider 75 0.0%
Slim Jewel Case 8,967 0.6%
Digipak 32,686 2.2%
Cardboard/Paper Sleeve 59,949 4.1%
Other 8,419 0.6%
Keep Case 1,183 0.1%
None 96,031 6.5%
Cassette Case 2,860 0.2%
Book 865 0.1%
No packaging set 1,107,322 75.2%
Cover Art Sources
Releases: 1,472,668
CAA: 362,455 24.6%
Amazon: 347,726 23.6%
URL Relationships: 3,656 0.2%
No front cover art: 758,831 51.5%
Data Quality
Releases: 1,472,668
High Data Quality: 2,323 0.2%
Default Data Quality: 1,469,138 99.8%
Normal Data Quality: 1,720 0.1%
Unknown Data Quality: 1,467,418 99.9%
Low Data Quality: 1,207 0.1%
Disc IDs
Disc IDs: 624,056
Releases: 1,472,668
Releases with no disc IDs: 970,064 65.9%
Releases with at least one disc ID: 502,604 34.1%
with 1 disc ID: 390,007 77.6%
with 2 disc IDs: 67,968 13.5%
with 3 disc IDs: 18,901 3.8%
with 4 disc IDs: 9,433 1.9%
with 5 disc IDs: 4,817 1.0%
with 6 disc IDs: 3,163 0.6%
with 7 disc IDs: 1,892 0.4%
with 8 disc IDs: 1,480 0.3%
with 9 disc IDs: 940 0.2%
with 10 or more disc IDs: 4,003 0.8%
Mediums: 1,646,461
Mediums with no disc IDs: 1,067,245 64.8%
Mediums with at least one disc ID: 579,216 35.2%
with 1 disc ID: 499,575 86.3%
with 2 disc IDs: 47,521 8.2%
with 3 disc IDs: 13,908 2.4%
with 4 disc IDs: 6,270 1.1%
with 5 disc IDs: 3,421 0.6%
with 6 disc IDs: 2,297 0.4%
with 7 disc IDs: 1,588 0.3%
with 8 disc IDs: 1,121 0.2%
with 9 disc IDs: 724 0.1%
with 10 or more disc IDs: 2,791 0.5%

Release Groups

Primary Types
Release Groups: 1,198,547
Album 830,829 69.3%
Other 29,222 2.4%
Broadcast 1,436 0.1%
Single 175,285 14.6%
EP 108,168 9.0%
Secondary Types
Release Groups: 1,198,547
Compilation 196,554 16.4%
Demo 2,666 0.2%
Soundtrack 26,259 2.2%
Spokenword 6,680 0.6%
Interview 517 0.0%
Audiobook 5,802 0.5%
Live 56,028 4.7%
Remix 11,018 0.9%
DJ-mix 4,522 0.4%
Mixtape/Street 3,083 0.3%

Recordings

Recordings
Recordings: 14,981,802
Videos: 42,755 0.3%

Works

Types
Works: 604,624
Aria 1,738 0.3%
Audio drama 52 0.0%
Ballet 303 0.1%
Beijing opera 269 0.0%
Cantata 712 0.1%
Concerto 2,810 0.5%
Incidental music 94 0.0%
Madrigal 158 0.0%
Mass 431 0.1%
Motet 242 0.0%
Musical 136 0.0%
Opera 905 0.1%
Operetta 149 0.0%
Oratorio 167 0.0%
Overture 728 0.1%
Partita 51 0.0%
Play 54 0.0%
Poem 1,002 0.2%
Prose 1,575 0.3%
Quartet 746 0.1%
Sonata 2,900 0.5%
Song 263,573 43.6%
Song-cycle 659 0.1%
Soundtrack 5,187 0.9%
Suite 1,347 0.2%
Symphonic poem 326 0.1%
Symphony 1,627 0.3%
Zarzuela 109 0.0%
Étude 375 0.1%
None 316,199 52.3%
Attributes
Works: 604,624
APRA ID 2,196 0.4%
ASCAP ID 2,601 0.4%
BMI ID 2,031 0.3%
Form (Ottoman, Turkish) 3,384 0.6%
GEMA ID 3,265 0.5%
Identifiers 0 0.0%
JASRAC ID 17,543 2.9%
KOMCA ID 38 0.0%
Key 3,901 0.6%
Makam (Ottoman, Turkish) 3,384 0.6%
MÜST ID 45 0.0%
Rāga (Carnatic) 225 0.0%
SESAC ID 89 0.0%
SOCAN ID 178 0.0%
Tāla (Carnatic) 215 0.0%
Usul (Ottoman, Turkish) 3,367 0.6%
None 570,631 94.4%

Areas

Types
Areas: 114,635
City 73,137 63.8%
Country 255 0.2%
County 3,339 2.9%
District 478 0.4%
Island 73 0.1%
Municipality 32,152 28.0%
Subdivision 5,195 4.5%
None 6 0.0%

Places

Types
Places: 11,145
Indoor arena 296 2.7%
Other 868 7.8%
Religious building 310 2.8%
Stadium 164 1.5%
Studio 5,178 46.5%
Venue 3,305 29.7%
None 1,024 9.2%

Series

Types
Series: 3,355
Catalogue 263 7.8%
Event 67 2.0%
Festival 73 2.2%
Recording 30 0.9%
Release 336 10.0%
Release group 2,367 70.6%
Run 25 0.7%
Tour 148 4.4%
Work 46 1.4%

Instruments

Types
Instruments: 732
Electronic instrument 31 4.2%
Other instrument 20 2.7%
Percussion instrument 195 26.6%
String instrument 269 36.7%
Wind instrument 217 29.6%
None 0 0.0%

Events

Types
Events: 4,887
Concert 3,101 63.5%
Convention/Expo 211 4.3%
Festival 1,351 27.6%
Launch event 44 0.9%
Masterclass/Clinic 2 0.0%
None 178 3.6%

Editors, Edits, and Votes

Editors
Editors (valid): 1,326,025
active ever: 249,463 18.8%
who edited and/or voted in the last 7 days: 1,117 0.4%
who edited in the last 7 days: 1,087 97.3%
who voted in the last 7 days: 131 11.7%
who edit: 239,738 96.1%
who vote: 15,100 6.1%
who leave edit notes: 82,004 32.9%
who use tags: 15,297 6.1%
who use ratings: 17,255 6.9%
who use subscriptions: 30,510 12.2%
who use collections: 8,920 3.6%
who have registered applications: 298 0.1%
validated email only: 465,939 35.1%
inactive: 610,623 46.0%
Editors (deleted): 1,746
Edits
Edits: 30,362,019
Open: 50,092 0.2%
Applied: 29,712,188 97.9%
Voted down: 185,200 0.6%
Failed (dependency): 44,756 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,708 0.0%
Cancelled: 327,843 1.1%
Edits: 30,362,019
Last 7 days: 107,058 0.4%
Yesterday: 13,977 13.1%
Votes
Votes: 12,683,544
Approve: 104,054 0.8%
Yes: 8,269,689 65.2%
No: 507,450 4.0%
Abstain: 3,802,351 30.0%
Votes: 12,683,544
Last 7 days: 24,932 0.2%
Yesterday: 3,587 14.4%