Database Statistics

Last updated: 2015-08-01

Basic metadata

Core Entities
Artists: 979,009
Release Groups: 1,207,051
Releases: 1,484,260
Mediums: 1,659,560
Recordings: 15,061,692
Tracks: 18,670,944
Labels: 96,007
Works: 612,518
URLs: 3,046,613
Areas: 114,635
Places: 11,484
Series: 3,427
Instruments: 732
Events: 5,046
Other Entities
Editors (valid / deleted): 1,334,044 / 1,761
Relationships: 10,749,103
CD Stubs (all time / current): 329,223/ 282,495
Tags (raw / aggregated): 1,986,092 / 51,574
Ratings (raw / aggregated): 315,387 / 256,674
Identifiers
MBIDs: 45,664,835
ISRCs (all / unique): 493,521/472,866
ISWCs (all / unique): 89,064/88,662
Disc IDs: 626,663
Barcodes: 494,108
IPIs: 19,899
ISNIs: 12,115

Artists

Artists
Artists: 979,009
of type Person: 484,559 49.5%
of type Group: 237,031 24.2%
of type Orchestra: 2,128 0.2%
of type Choir: 1,226 0.1%
of type Character: 2,735 0.3%
of type Other: 1,339 0.1%
with no type set: 249,991 25.5%
with appearances in artist credits: 710,642 72.6%
with no appearances in artist credits: 268,367 27.4%
Non-group artists: 735,889
Male: 226,637 30.8%
Female: 61,072 8.3%
Other gender: 262 0.0%
with no gender set: 450,653 61.2%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,484,260
by various artists: 135,867 9.2%
by a single artist: 1,348,393 90.8%
Release Status
Releases: 1,484,260
Official 1,338,598 90.2%
Promotion 43,118 2.9%
Bootleg 33,438 2.3%
Pseudo-Release 8,091 0.5%
No status set 61,016 4.1%
Release Packaging
Releases: 1,484,260
Jewel Case 152,380 10.3%
Fatbox 880 0.1%
Snap Case 141 0.0%
Gatefold Cover 3,127 0.2%
Discbox Slider 85 0.0%
Slim Jewel Case 9,112 0.6%
Digipak 33,211 2.2%
Cardboard/Paper Sleeve 60,762 4.1%
Other 8,516 0.6%
Keep Case 1,200 0.1%
None 99,155 6.7%
Cassette Case 2,952 0.2%
Book 895 0.1%
No packaging set 1,111,845 74.9%
Cover Art Sources
Releases: 1,484,260
CAA: 372,499 25.1%
Amazon: 348,649 23.5%
URL Relationships: 3,639 0.2%
No front cover art: 759,473 51.2%
Data Quality
Releases: 1,484,260
High Data Quality: 2,324 0.2%
Default Data Quality: 1,480,718 99.8%
Normal Data Quality: 1,722 0.1%
Unknown Data Quality: 1,478,996 99.9%
Low Data Quality: 1,218 0.1%
Disc IDs
Disc IDs: 626,663
Releases: 1,484,260
Releases with no disc IDs: 979,522 66.0%
Releases with at least one disc ID: 504,738 34.0%
with 1 disc ID: 391,801 77.6%
with 2 disc IDs: 68,226 13.5%
with 3 disc IDs: 18,946 3.8%
with 4 disc IDs: 9,442 1.9%
with 5 disc IDs: 4,831 1.0%
with 6 disc IDs: 3,170 0.6%
with 7 disc IDs: 1,893 0.4%
with 8 disc IDs: 1,474 0.3%
with 9 disc IDs: 944 0.2%
with 10 or more disc IDs: 4,011 0.8%
Mediums: 1,659,560
Mediums with no disc IDs: 1,077,646 64.9%
Mediums with at least one disc ID: 581,914 35.1%
with 1 disc ID: 502,149 86.3%
with 2 disc IDs: 47,625 8.2%
with 3 disc IDs: 13,925 2.4%
with 4 disc IDs: 6,271 1.1%
with 5 disc IDs: 3,424 0.6%
with 6 disc IDs: 2,300 0.4%
with 7 disc IDs: 1,587 0.3%
with 8 disc IDs: 1,115 0.2%
with 9 disc IDs: 727 0.1%
with 10 or more disc IDs: 2,791 0.5%

Release Groups

Primary Types
Release Groups: 1,207,051
Album 836,221 69.3%
Other 29,360 2.4%
Broadcast 1,470 0.1%
Single 176,905 14.7%
EP 109,389 9.1%
Secondary Types
Release Groups: 1,207,051
Compilation 197,524 16.4%
Demo 2,788 0.2%
Soundtrack 26,446 2.2%
Spokenword 6,781 0.6%
Interview 519 0.0%
Audiobook 5,845 0.5%
Live 56,254 4.7%
Remix 11,145 0.9%
DJ-mix 4,672 0.4%
Mixtape/Street 3,243 0.3%

Recordings

Recordings
Recordings: 15,061,692
Videos: 43,281 0.3%

Works

Types
Works: 612,518
Aria 1,740 0.3%
Audio drama 53 0.0%
Ballet 303 0.0%
Beijing opera 269 0.0%
Cantata 713 0.1%
Concerto 2,824 0.5%
Incidental music 94 0.0%
Madrigal 158 0.0%
Mass 432 0.1%
Motet 242 0.0%
Musical 139 0.0%
Opera 910 0.1%
Operetta 149 0.0%
Oratorio 168 0.0%
Overture 733 0.1%
Partita 52 0.0%
Play 51 0.0%
Poem 1,003 0.2%
Prose 1,145 0.2%
Quartet 778 0.1%
Sonata 2,953 0.5%
Song 268,750 43.9%
Song-cycle 660 0.1%
Soundtrack 5,256 0.9%
Suite 1,352 0.2%
Symphonic poem 332 0.1%
Symphony 1,655 0.3%
Zarzuela 109 0.0%
Étude 379 0.1%
None 319,116 52.1%
Attributes
Works: 612,518
APRA ID 2,500 0.4%
ASCAP ID 3,144 0.5%
BMI ID 2,513 0.4%
Form (Ottoman, Turkish) 3,719 0.6%
GEMA ID 3,526 0.6%
Identifiers 0 0.0%
JASRAC ID 17,726 2.9%
KOMCA ID 70 0.0%
Key 3,970 0.6%
Makam (Ottoman, Turkish) 3,720 0.6%
MÜST ID 45 0.0%
Rāga (Carnatic) 225 0.0%
SESAC ID 94 0.0%
SOCAN ID 194 0.0%
Tāla (Carnatic) 215 0.0%
Usul (Ottoman, Turkish) 3,700 0.6%
None 576,639 94.1%

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: 11,484
Indoor arena 300 2.6%
Other 882 7.7%
Religious building 339 3.0%
Stadium 172 1.5%
Studio 5,357 46.6%
Venue 3,391 29.5%
None 1,043 9.1%

Series

Types
Series: 3,427
Catalogue 266 7.8%
Event 67 2.0%
Festival 76 2.2%
Recording 31 0.9%
Release 340 9.9%
Release group 2,427 70.8%
Run 26 0.8%
Tour 148 4.3%
Work 46 1.3%

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: 5,046
Concert 3,231 64.0%
Convention/Expo 210 4.2%
Festival 1,374 27.2%
Launch event 47 0.9%
Masterclass/Clinic 2 0.0%
None 182 3.6%

Editors, Edits, and Votes

Editors
Editors (valid): 1,334,044
active ever: 250,529 18.8%
who edited and/or voted in the last 7 days: 1,093 0.4%
who edited in the last 7 days: 1,071 98.0%
who voted in the last 7 days: 122 11.2%
who edit: 240,706 96.1%
who vote: 15,136 6.0%
who leave edit notes: 82,783 33.0%
who use tags: 15,480 6.2%
who use ratings: 17,388 6.9%
who use subscriptions: 30,966 12.4%
who use collections: 8,972 3.6%
who have registered applications: 316 0.1%
validated email only: 472,057 35.4%
inactive: 611,458 45.8%
Editors (deleted): 1,761
Edits
Edits: 30,799,108
Open: 52,351 0.2%
Applied: 30,142,306 97.9%
Voted down: 186,253 0.6%
Failed (dependency): 45,387 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,717 0.0%
Cancelled: 330,877 1.1%
Edits: 30,799,108
Last 7 days: 109,652 0.4%
Yesterday: 16,373 14.9%
Votes
Votes: 12,792,253
Approve: 106,094 0.8%
Yes: 8,361,054 65.4%
No: 510,397 4.0%
Abstain: 3,814,708 29.8%
Votes: 12,792,253
Last 7 days: 22,660 0.2%
Yesterday: 2,438 10.8%