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Crossref Stats Page: Updated on Mar 28, 2024

MetaData Deposit
Total Records in Database157,034,274
Total Prefixes28,469
Number of Journals129,444
Number of Books1,994,155
Number of Conference Proceedings111,928
Number of Journal DOIs107,498,946
Number of Book DOIs25,625,383
Number of Conference DOIs8,419,043
Number of Components8,105,729
Number of Standards Titles475,918
Number of Standards DOIs385,394
Number of Databases65,241
Number of Database DOIs2,917,115
Number of Grant DOIs120,601
Number of Peer Review DOIs492,796
Number of Articles with References Deposited64,467,857
Number of Cited-By Links1,608,586,848
Number of DOIs with at least one cited-by link (UNDER CONSTRUCTION)0
Number of Journal Title Level DOIs 62,078
Number of Book Title Level DOIs 2,039,867
Number of ConfProc Title Level DOIs 67,906
Number of Dissertation Title Level DOIs 652,230
Number of Report Title Level DOIs 784,113
Number of Standards Title Level DOIs 384,829
Number of Database Title Level DOIs 42,566
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
(2021)12,985,66110,349,5432,636,11851,337,993
(2022)12,707,98510,665,7782,042,20739,685,228
(2023)12,069,83110,417,8361,651,99549,255,878
Feb749,047626,108122,9392,706,193
Mar914,709789,401125,3083,685,823
Apr872,334783,96388,3713,908,765
May824,958709,939115,0192,718,716
Jun863,231735,919127,3122,645,984
Jul2,568,5902,459,669108,9212,940,213
Aug807,452687,105120,3474,371,744
Sep806,346697,832108,5145,147,024
Oct845,381723,233122,1486,282,090
Nov1,017,097749,838267,2595,852,405
Dec977,916778,341199,5755,865,245
Jan855,565732,416123,1494,588,360
Feb858,028700,613157,4154,155,741
Mar792,791682,155110,6364,060,601


Monthly Query Data

MonthTotal MetaData
Queries
Total Matches%% by group
( Lib Pub Aflt )
Total DOI
Queries
Total Matches %
(2021)1,409,971,973737,322,61052%42%52%52%2260129170215223692795%
(2022)1,422,315,910758,731,17253%39%56%56%2676124969255801502396%
(2023)1,844,795,376877,311,91548%38%59%59%3364991180322605389096%
Feb123,896,57072,572,86759%38%58%71%263,266,491251,860,71996%
Mar131,417,05277,557,87759%39%55%65%318,927,002305,559,33096%
Apr141,332,41274,884,15053%38%60%67%322,830,716309,517,27696%
May172,246,73767,096,14139%36%57%69%365,866,086350,859,60196%
Jun147,096,24163,374,84043%37%61%67%347,568,859333,063,50596%
Jul152,817,18966,348,25043%36%58%71%253,878,141242,458,37196%
Aug158,249,09865,745,62542%37%62%72%223,692,046214,440,23596%
Sep172,309,74076,170,25944%37%62%72%247,883,766238,263,30696%
Oct180,540,61884,848,55047%41%62%77%295,207,787284,472,15496%
Nov169,980,07978,807,09346%38%64%71%246,066,942236,287,82996%
Dec147,515,60072,392,53549%38%61%70%233,258,029224,017,87796%
Jan168,754,75478,465,16046%36%61%75%241,389,586231,059,66696%
Feb160,363,98479,338,09849%32%64%69%227,593,431218,274,83696%
Mar129,758,38366,241,46351%40%61%71%214,272,645204,660,45496%


Monthly ORCID Auto-Update Data

MonthAuthors Granting
Permission
Works Added to
Authors Records
Feb65,661376,889
Mar73,074428,444
Apr64,090496,654
May73,971452,850
Jun67,611412,223
Jul70,406414,434
Aug66,740409,354
Sep38,206369,411
Oct102,130466,946
Nov71,744417,733
Dec68,539412,408
Jan69,501428,154
Feb73,520429,215
Mar65,278423,473

ORCID Totals

StatisticTotal
Total orcid/article pairs27,305,532
Total unique orcids6,565,905
Total works pushed18,431,976
Authors granting3,945,690
Authors denying6,811
Authors not responding2,631,552