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Crossref Stats Page: Updated on Jun 23, 2025
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| MetaData Deposit |
| Total Records in Database |
172,687,920 |
| Total Prefixes |
32,031 |
| Number of Journals |
149,283 |
| Number of Books |
N/A |
| Number of Conference Proceedings |
127,579 |
| Number of Journal DOIs |
116,436,600 |
| Number of Book DOIs |
N/A |
| Number of Conference DOIs |
9,214,232 |
| Number of Components |
8,720,801 |
| Number of Standards Titles |
494,758 |
| Number of Standards DOIs |
403,381 |
| Number of Databases |
68,673 |
| Number of Database DOIs |
3,349,180 |
| Number of Grant DOIs |
170,472 |
| Number of Peer Review DOIs |
774,653 |
| Number of Articles with References Deposited |
0 |
| Number of Cited-By Links |
1,827,085,824 |
| Number of DOIs with at least one cited-by link (UNDER CONSTRUCTION) |
0 |
| Number of Journal Title Level DOIs |
74,095 |
| Number of Book Title Level DOIs |
2,267,554 |
| Number of ConfProc Title Level DOIs |
76,285 |
| Number of Dissertation Title Level DOIs |
810,396 |
| Number of Report Title Level DOIs |
831,683 |
| Number of Standards Title Level DOIs |
402,816 |
| Number of Database Title Level DOIs |
51,662 |
| Number of Unique DOIs with FundRef data |
2,947,660 |
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Monthly Deposit Data
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| Month |
Total Records
Added |
Total Current
Deposits |
Total BackFile
Deposits |
Total Records
Updated |
| (2022) |
12,707,985 |
10,665,778 |
2,042,207 |
39,685,228 |
| (2023) |
12,069,831 |
10,417,836 |
1,651,995 |
49,255,880 |
| (2024) |
10,886,577 |
9,424,737 |
1,461,840 |
53,544,428 |
| May |
923,195 |
782,465 |
140,730 |
5,429,759 |
| Jun |
846,324 |
735,570 |
110,754 |
3,287,524 |
| Jul |
963,916 |
836,866 |
127,050 |
3,077,543 |
| Aug |
919,776 |
791,868 |
127,908 |
4,294,185 |
| Sept |
891,891 |
782,736 |
109,155 |
5,653,701 |
| Oct |
926,711 |
844,917 |
81,794 |
4,893,254 |
| Nov |
873,229 |
782,920 |
90,309 |
4,840,279 |
| Dec |
1,053,881 |
913,221 |
140,660 |
4,560,487 |
| Jan |
1,076,213 |
824,992 |
251,221 |
5,642,897 |
| Feb |
902,352 |
711,085 |
191,267 |
9,735,087 |
| Mar |
1,015,235 |
806,117 |
209,118 |
8,283,256 |
| Apr |
999,607 |
848,400 |
151,207 |
8,476,206 |
| May |
980,672 |
846,833 |
133,839 |
4,865,373 |
| Jun |
623,078 |
563,999 |
59,079 |
2,973,656 |
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Monthly Query Data
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| Month |
Total MetaData
Queries |
Total Matches |
% |
% by group
( Lib Pub Aflt ) |
Total DOI
Queries |
Total Matches |
% |
| (2022) |
1,422,315,904 |
758,731,200 |
53% |
39% |
56% |
56% |
2,676,124,928 |
2,558,014,976 |
96% |
| (2023) |
1,844,795,392 |
877,311,936 |
48% |
38% |
59% |
59% |
3,364,991,232 |
3,226,053,888 |
96% |
| (2024) |
1,868,141,440 |
920,105,664 |
49% |
45% |
62% |
62% |
3,229,297,408 |
3,038,507,264 |
94% |
| May |
148,003,696 |
74,668,880 |
50% |
44% |
59% |
72% |
253,523,120 |
242,665,632 |
96% |
| Jun |
149,908,896 |
70,763,600 |
47% |
42% |
64% |
71% |
185,412,464 |
174,075,200 |
94% |
| Jul |
165,049,968 |
83,833,000 |
51% |
48% |
67% |
71% |
236,718,080 |
219,983,248 |
93% |
| Aug |
155,308,256 |
82,680,600 |
53% |
49% |
62% |
72% |
270,956,544 |
252,208,816 |
93% |
| Sept |
147,012,032 |
70,802,536 |
48% |
52% |
63% |
71% |
327,494,496 |
306,383,936 |
94% |
| Oct |
162,783,712 |
83,858,496 |
52% |
45% |
67% |
72% |
369,640,256 |
345,676,800 |
94% |
| Nov |
154,433,536 |
82,822,352 |
54% |
45% |
62% |
71% |
331,139,808 |
304,837,408 |
92% |
| Dec |
165,144,416 |
72,385,624 |
44% |
59% |
60% |
71% |
296,294,528 |
275,743,872 |
93% |
| Jan |
167,403,536 |
79,875,040 |
48% |
56% |
70% |
74% |
308,464,896 |
285,301,440 |
92% |
| Feb |
149,511,024 |
77,777,384 |
52% |
53% |
69% |
68% |
274,564,928 |
249,135,888 |
91% |
| Mar |
139,102,144 |
71,680,272 |
52% |
51% |
64% |
67% |
286,615,520 |
260,206,800 |
91% |
| Apr |
148,082,576 |
81,366,552 |
55% |
55% |
52% |
66% |
259,372,144 |
232,975,328 |
90% |
| May |
172,946,816 |
86,571,568 |
50% |
57% |
57% |
69% |
242,876,864 |
221,220,576 |
91% |
| Jun |
120,023,624 |
57,525,816 |
48% |
51% |
55% |
68% |
153,746,688 |
135,392,288 |
88% |
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Monthly ORCID Auto-Update Data
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| Month |
Authors Granting
Permission |
Works Added to
Authors Records |
| May |
69,001 |
461,669 |
| Jun |
65,505 |
550,768 |
| Jul |
70,285 |
511,871 |
| Aug |
67,724 |
464,842 |
| Sept |
68,667 |
224,076 |
| Oct |
73,505 |
NA |
| Nov |
68,993 |
NA |
| Dec |
71,188 |
497,269 |
| Jan |
76,670 |
513,811 |
| Feb |
70,173 |
473,528 |
| Mar |
75,457 |
534,673 |
| Apr |
74,051 |
508,445 |
| May |
75,077 |
518,976 |
| Jun |
56,204 |
361,563 |
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ORCID Totals
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| Statistic |
Total |
| Total orcid/article pairs |
35,079,872 |
| Total unique orcids |
N/A |
| Total works pushed |
5,621,491 |
| Authors granting |
4,991,444 |
| Authors denying |
9,967 |
| Authors not responding |
3,134,008 |
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