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Crossref Stats Page: Updated on Jan 26, 2023

MetaData Deposit
Total Records in Database142,567,467
Total Prefixes25,284
Number of Journals111,270
Number of Books1,801,700
Number of Conference Proceedings97,271
Number of Journal DOIs100,026,002
Number of Book DOIs22,898,848
Number of Conference DOIs7,671,176
Number of Components6,005,923
Number of Standards Titles454,619
Number of Standards DOIs365,164
Number of Databases62,410
Number of Database DOIs2,698,073
Number of Articles with References Deposited59,048,035
Number of Cited-By Links1,426,853,230
Number of DOIs with at least one cited-by link (UNDER CONSTRUCTION)0
Number of Journal Title Level DOIs 51,156
Number of Book Title Level DOIs 1,832,572
Number of ConfProc Title Level DOIs 60,677
Number of Dissertation Title Level DOIs 566,371
Number of Report Title Level DOIs 736,371
Number of Standards Title Level DOIs 364,599
Number of Database Title Level DOIs 34,202
Number of Unique DOIs with FundRef data 2,947,660

Monthly Deposit Data

MonthTotal Records
Added
Total Current
Deposits
Total BackFile
Deposits
Total Records
Updated
(2020)12,462,5449,986,0052,476,53945,287,268
(2021)12,985,66110,349,5432,636,11851,337,993
(2022)12,707,98510,665,7782,042,20739,685,228
Dec1,023,880899,676124,2043,302,806
Jan1,130,237867,853262,3843,488,628
Feb1,007,791795,827211,9643,300,538
Mar1,097,476905,802191,6744,290,807
Apr930,495801,651128,8443,582,107
May977,632855,939121,6933,230,096
Jun1,081,628910,095171,5333,963,346
Jul994,155875,020119,1352,949,432
Aug982,849857,127125,7222,562,714
Sep1,092,490933,137159,3532,553,023
Oct1,048,965904,297144,6683,266,357
Nov1,123,9831,023,039100,9443,002,641
Dec1,240,284935,991304,2933,495,539
Jan969,740701,454268,2863,225,560


Monthly Query Data

MonthTotal MetaData
Queries
Total Matches%% by group
( Lib Pub Aflt )
Total DOI
Queries
Total Matches %
(2020)1,523,069,914710,874,30447%48%49%49%1,590,084,0451,472,849,57693%
(2021)1,409,971,973737,322,61052%42%52%52%2260129170215223692795%
(2022)1,422,315,910758,731,17253%39%56%56%2676124969255801502396%
Dec108,015,73060,129,10456%42%57%71%226,678,229216,017,05095%
Jan108,879,60861,714,03057%43%57%74%219,305,747209,041,49295%
Feb106,289,64259,283,79956%42%59%73%230,170,662220,917,17296%
Mar109,234,35558,028,53253%41%62%68%253,028,591243,613,48596%
Apr97,773,24950,608,12452%41%62%68%245,241,400236,291,04996%
May117,952,24360,234,76551%38%55%68%215,439,558205,650,51595%
Jun111,521,84266,859,31660%33%55%67%201,642,204192,095,92095%
Jul133,565,96667,317,49550%30%48%68%172,292,323164,322,80995%
Aug120,353,70259,223,50849%33%49%69%191,792,692183,463,53896%
Sep128,913,71964,134,40950%37%54%70%211,849,503202,007,41895%
Oct127,610,90768,128,42953%39%55%70%243,957,711232,373,26195%
Nov131,879,25075,717,53457%40%59%67%260,103,583247,377,22795%
Dec128,341,42767,481,23153%39%53%66%231,300,995220,861,13795%
Jan117,230,11259,848,17351%37%45%67%195,830,241186,761,09495%


Monthly ORCID Auto-Update Data

MonthAuthors Granting
Permission
Works Added to
Authors Records
Dec53,765284,648
Jan53,534256,790
Feb59,387300,793
Mar54,162314,306
Apr55,376272,069
May55,583293,573
Jun48,471292,205
Jul58,319296,970
Aug55,122304,011
Sep58,527314,346
Oct61,189313,646
Nov73,008365,932
Dec65,446350,354
Jan59,946301,331

ORCID Totals

StatisticTotal
Total orcid/article pairs19,567,235
Total unique orcids5,216,480
Total works pushed12,422,514
Authors granting2,971,695
Authors denying3,596
Authors not responding2,258,411