Database Statistics

Last updated: 2014-12-22

Basic metadata

Core Entities
Artists: 906,508
Release Groups: 1,135,468
Releases: 1,388,720
Mediums: 1,549,690
Recordings: 14,332,727
Tracks: 17,538,142
Labels: 87,479
Works: 542,201
URLs: 2,734,690
Areas: 104,277
Places: 7,960
Series: 2,570
Instruments: 681
Events: 1,718
Other Entities
Editors (valid / deleted): 1,271,302 / 1,588
Relationships: 9,288,660
CD Stubs (all time / current): 324,625/ 280,671
Tags (raw / aggregated): 1,889,208 / 47,271
Ratings (raw / aggregated): 291,729 / 240,063
Identifiers
MBIDs: 43,001,466
ISRCs (all / unique): 443,808/424,942
ISWCs (all / unique): 75,022/74,667
Disc IDs: 601,470
Barcodes: 452,903
IPIs: 15,371
ISNIs: 9,354

Artists

Artists
Artists: 906,508
of type Person: 440,779 48.6%
of type Group: 221,348 24.4%
of type Orchestra: 1,154 0.1%
of type Choir: 755 0.1%
of type Character: 2,242 0.2%
of type Other: 1,308 0.1%
with no type set: 238,922 26.4%
with appearances in artist credits: 665,824 73.4%
with no appearances in artist credits: 240,684 26.6%
Non-group artists: 681,009
Male: 190,072 27.9%
Female: 51,924 7.6%
Other gender: 210 0.0%
with no gender set: 441,045 64.8%

Releases, Data Quality, and Disc IDs

Releases
Releases: 1,388,720
by various artists: 132,881 9.6%
by a single artist: 1,255,839 90.4%
Release Status
Releases: 1,388,720
Official 1,250,837 90.1%
Promotion 40,574 2.9%
Bootleg 32,358 2.3%
Pseudo-Release 8,016 0.6%
No status set 56,935 4.1%
Release Packaging
Releases: 1,388,720
Jewel Case 130,360 9.4%
Fatbox 540 0.0%
Snap Case 74 0.0%
Gatefold Cover 1,814 0.1%
Discbox Slider 44 0.0%
Slim Jewel Case 7,782 0.6%
Digipak 29,054 2.1%
Cardboard/Paper Sleeve 52,444 3.8%
Other 7,685 0.6%
Keep Case 1,030 0.1%
None 75,991 5.5%
Cassette Case 1,999 0.1%
Book 561 0.0%
No packaging set 1,079,342 77.7%
Cover Art Sources
Releases: 1,388,720
CAA: 292,999 21.1%
Amazon: 345,523 24.9%
URL Relationships: 3,809 0.3%
No front cover art: 746,389 53.7%
Data Quality
Releases: 1,388,720
High Data Quality: 2,291 0.2%
Default Data Quality: 1,385,323 99.8%
Normal Data Quality: 1,710 0.1%
Unknown Data Quality: 1,383,613 99.9%
Low Data Quality: 1,106 0.1%
Disc IDs
Disc IDs: 601,470
Releases: 1,388,720
Releases with no disc IDs: 904,423 65.1%
Releases with at least one disc ID: 484,297 34.9%
with 1 disc ID: 374,674 77.4%
with 2 disc IDs: 65,928 13.6%
with 3 disc IDs: 18,455 3.8%
with 4 disc IDs: 9,251 1.9%
with 5 disc IDs: 4,701 1.0%
with 6 disc IDs: 3,100 0.6%
with 7 disc IDs: 1,876 0.4%
with 8 disc IDs: 1,448 0.3%
with 9 disc IDs: 947 0.2%
with 10 or more disc IDs: 3,917 0.8%
Mediums: 1,549,690
Mediums with no disc IDs: 993,758 64.1%
Mediums with at least one disc ID: 555,932 35.9%
with 1 disc ID: 477,274 85.9%
with 2 disc IDs: 46,725 8.4%
with 3 disc IDs: 13,778 2.5%
with 4 disc IDs: 6,234 1.1%
with 5 disc IDs: 3,404 0.6%
with 6 disc IDs: 2,290 0.4%
with 7 disc IDs: 1,583 0.3%
with 8 disc IDs: 1,120 0.2%
with 9 disc IDs: 738 0.1%
with 10 or more disc IDs: 2,786 0.5%

Release Groups

Primary Types
Release Groups: 1,135,468
Album 788,772 69.5%
Other 28,611 2.5%
Broadcast 1,295 0.1%
Single 164,609 14.5%
EP 99,408 8.8%
Secondary Types
Release Groups: 1,135,468
Compilation 187,820 16.5%
Demo 1,512 0.1%
Soundtrack 24,512 2.2%
Spokenword 6,463 0.6%
Interview 490 0.0%
Audiobook 5,246 0.5%
Live 53,795 4.7%
Remix 10,224 0.9%
DJ-mix 4,155 0.4%
Mixtape/Street 2,336 0.2%

Recordings

Recordings
Recordings: 14,332,727
Videos: 35,520 0.2%

Works

Types
Works: 542,201
Aria 1,551 0.3%
Audio drama 34 0.0%
Ballet 213 0.0%
Beijing opera 259 0.0%
Cantata 608 0.1%
Concerto 2,142 0.4%
Madrigal 90 0.0%
Mass 357 0.1%
Motet 151 0.0%
Opera 621 0.1%
Operetta 106 0.0%
Oratorio 126 0.0%
Overture 498 0.1%
Partita 45 0.0%
Poem 882 0.2%
Prose 486 0.1%
Quartet 615 0.1%
Sonata 2,571 0.5%
Song 225,331 41.6%
Song-cycle 524 0.1%
Soundtrack 4,464 0.8%
Suite 956 0.2%
Symphonic poem 246 0.0%
Symphony 1,354 0.2%
Zarzuela 109 0.0%
Étude 354 0.1%
None 297,508 54.9%
Attributes
Works: 542,201
APRA ID 199 0.0%
ASCAP ID 1,130 0.2%
BMI ID 777 0.1%
GEMA ID 1,471 0.3%
Identifiers 0 0.0%
JASRAC ID 14,453 2.7%
KOMCA ID 18 0.0%
Key 2,809 0.5%
MÜST ID 30 0.0%
Rāga (Carnatic) 24 0.0%
SESAC ID 61 0.0%
SOCAN ID 32 0.0%
Tāla (Carnatic) 6 0.0%
None 521,664 96.2%

Areas

Types
Areas: 104,277
City 72,415 69.4%
Country 255 0.2%
County 3,171 3.0%
District 348 0.3%
Island 54 0.1%
Municipality 22,851 21.9%
Subdivision 5,177 5.0%
None 6 0.0%

Places

Types
Places: 7,960
Indoor arena 158 2.0%
Other 890 11.2%
Stadium 123 1.5%
Studio 3,536 44.4%
Venue 2,432 30.6%
None 821 10.3%

Series

Types
Series: 2,570
Catalogue 205 8.0%
Event 37 1.4%
Festival 42 1.6%
Recording 26 1.0%
Release 222 8.6%
Release group 1,962 76.3%
Run 0 0.0%
Tour 48 1.9%
Work 28 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%

Events

Types
Events: 1,718
Concert 1,205 70.1%
Convention/Expo 178 10.4%
Festival 213 12.4%
Launch event 31 1.8%
Masterclass/Clinic 1 0.1%
None 90 5.2%

Editors, Edits, and Votes

Editors
Editors (valid): 1,271,302
active ever: 1,266,321 99.6%
who edited and/or voted in the last 7 days: 1,176 0.1%
who edited in the last 7 days: 1,149 97.7%
who voted in the last 7 days: 133 11.3%
who edit: 232,574 18.4%
who vote: 14,868 1.2%
who leave edit notes: 76,401 6.0%
who use tags: 14,138 1.1%
who use ratings: 16,381 1.3%
who use subscriptions: 27,223 2.1%
who use collections: 1,265,189 99.9%
who have registered applications: 193 0.0%
validated email only: 3,977 0.3%
inactive: 1,004 0.1%
Editors (deleted): 1,588
Edits
Edits: 27,183,729
Open: 50,169 0.2%
Applied: 26,570,440 97.7%
Voted down: 178,782 0.7%
Failed (dependency): 39,575 0.1%
Failed (prerequisite): 36,641 0.1%
Failed (internal error): 4,594 0.0%
Cancelled: 302,927 1.1%
Edits: 27,183,729
Last 7 days: 134,373 0.5%
Yesterday: 19,884 14.8%
Votes
Votes: 11,754,754
Approve: 90,910 0.8%
Yes: 7,478,077 63.6%
No: 489,956 4.2%
Abstain: 3,695,811 31.4%
Votes: 11,754,754
Last 7 days: 36,509 0.3%
Yesterday: 3,068 8.4%