Database Statistics

Last updated: 2015-03-30

Basics

Releases with cover art: 334,722 23.4%
Pieces of cover art: 629,470

Releases

By Release Group Type
Releases with cover art: 334,722
Album 245,992 73.5%
Single 48,479 14.5%
EP 29,167 8.7%
No type 7,377 2.2%
Other 3,430 1.0%
Broadcast 277 0.1%
By Release Status
Releases with cover art: 334,722
Official 312,131 93.3%
Promotion 8,638 2.6%
No status 7,936 2.4%
Bootleg 5,181 1.5%
Pseudo-Release 836 0.2%
By Release Format
Releases with cover art: 334,722
CD 185,951 55.6%
Digital Media 73,938 22.1%
12" Vinyl 25,181 7.5%
No format 24,554 7.3%
7" Vinyl 10,500 3.1%
Vinyl 4,947 1.5%
Cassette 2,575 0.8%
CD-R 2,496 0.7%
DVD-Video 2,288 0.7%
8cm CD 1,042 0.3%
10" Vinyl 936 0.3%
DVD 744 0.2%
Hybrid SACD 610 0.2%
SACD 497 0.1%
HDCD 270 0.1%
SHM-CD 184 0.1%
DVD-Audio 154 0.0%
Blu-ray 146 0.0%
Enhanced CD 127 0.0%
DualDisc 73 0.0%
VHS 56 0.0%
CD+G 50 0.0%
Blu-spec CD 50 0.0%
VCD 49 0.0%
USB Flash Drive 47 0.0%
Other 41 0.0%
DTS CD 32 0.0%
7" Flexi-disc 30 0.0%
Music Card 30 0.0%
HQCD 26 0.0%
Reel-to-reel 24 0.0%
10" Shellac 18 0.0%
Cartridge 17 0.0%
MiniDisc 16 0.0%
Piano Roll 16 0.0%
CDV 13 0.0%
Data CD 12 0.0%
LaserDisc 8 0.0%
Flexi-disc 5 0.0%
8cm CD+G 5 0.0%
Playbutton 5 0.0%
DAT 3 0.0%
Wax Cylinder 3 0.0%
DCC 3 0.0%
3.5" Floppy Disk 2 0.0%
slotMusic 1 0.0%
UMD 1 0.0%
DVDplus 1 0.0%
Betamax 1 0.0%
VinylDisc 1 0.0%
HD-DVD 0 0.0%
Edison Diamond Disc 0 0.0%
7" Shellac 0 0.0%
Shellac 0 0.0%
12" Shellac 0 0.0%
SVCD 0 0.0%

Release groups

Release groups with cover art: 281,498
manually selected: 1,947 0.7%
automatically inferred: 279,551 99.3%

Pieces of cover art

By Cover Art Type
Pieces of cover art: 629,470
Front 342,003 54.3%
Booklet 109,263 17.4%
Back 85,410 13.6%
Medium 64,883 10.3%
Spine 35,326 5.6%
Other 12,680 2.0%
Tray 10,197 1.6%
Obi 3,850 0.6%
Track 2,027 0.3%
Sticker 1,750 0.3%
Liner 1,663 0.3%
Watermark 1,179 0.2%
Poster 550 0.1%
Per release
Releases with cover art: 334,722
with 1 piece of cover art: 242,517 72.5%
with 2 pieces of cover art: 38,673 11.6%
with 3 pieces of cover art: 17,008 5.1%
with 4 pieces of cover art: 13,411 4.0%
with 5 pieces of cover art: 6,174 1.8%
with 6 pieces of cover art: 4,222 1.3%
with 7 pieces of cover art: 2,720 0.8%
with 8 pieces of cover art: 2,003 0.6%
with 9 pieces of cover art: 1,462 0.4%
with 10 pieces of cover art: 1,336 0.4%
with 11 pieces of cover art: 981 0.3%
with 12 pieces of cover art: 822 0.2%
with 13 pieces of cover art: 608 0.2%
with 14 pieces of cover art: 552 0.2%
with 15 pieces of cover art: 371 0.1%
with 16 pieces of cover art: 285 0.1%
with 17 pieces of cover art: 282 0.1%
with 18 pieces of cover art: 207 0.1%
with 19 pieces of cover art: 174 0.1%
with 20 pieces of cover art: 145 0.0%
with 21 pieces of cover art: 100 0.0%
with 22 pieces of cover art: 78 0.0%
with 23 pieces of cover art: 78 0.0%
with 24 pieces of cover art: 56 0.0%
with 25 pieces of cover art: 34 0.0%
with 26 pieces of cover art: 48 0.0%
with 27 pieces of cover art: 32 0.0%
with 28 pieces of cover art: 22 0.0%
with 29 pieces of cover art: 22 0.0%
with 30 or more pieces of cover art: 298 0.1%