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Crossref Stats Page: Updated on Apr 24, 2024
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| MetaData Deposit |
| Total Records in Database | 157,819,754 |
| Total Prefixes | 28,655 |
| Number of Journals | 130,430 |
| Number of Books | 2,003,337 |
| Number of Conference Proceedings | 112,733 |
| Number of Journal DOIs | 108,009,956 |
| Number of Book DOIs | 25,745,741 |
| Number of Conference DOIs | 8,457,329 |
| Number of Components | 8,162,941 |
| Number of Standards Titles | 476,826 |
| Number of Standards DOIs | 386,290 |
| Number of Databases | 65,307 |
| Number of Database DOIs | 2,919,350 |
| Number of Grant DOIs | 121,065 |
| Number of Peer Review DOIs | 506,053 |
| Number of Articles with References Deposited | 64,792,122 |
| Number of Cited-By Links | 1,620,201,982 |
| Number of DOIs with at least one cited-by link (UNDER CONSTRUCTION) | 0 |
| Number of Journal Title Level DOIs | 62,946 |
| Number of Book Title Level DOIs | 2,049,567 |
| Number of ConfProc Title Level DOIs | 68,450 |
| Number of Dissertation Title Level DOIs | 656,237 |
| Number of Report Title Level DOIs | 786,660 |
| Number of Standards Title Level DOIs | 385,725 |
| Number of Database Title Level DOIs | 42,938 |
| 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 |
| (2021) | 12,985,661 | 10,349,543 | 2,636,118 | 51,337,993 |
| (2022) | 12,707,985 | 10,665,778 | 2,042,207 | 39,685,228 |
| (2023) | 12,069,831 | 10,417,836 | 1,651,995 | 49,255,878 |
| Mar | 914,709 | 789,401 | 125,308 | 3,685,823 |
| Apr | 872,334 | 783,963 | 88,371 | 3,908,765 |
| May | 824,958 | 709,939 | 115,019 | 2,718,716 |
| Jun | 863,231 | 735,919 | 127,312 | 2,645,984 |
| Jul | 2,568,590 | 2,459,669 | 108,921 | 2,940,213 |
| Aug | 807,452 | 687,105 | 120,347 | 4,371,744 |
| Sep | 806,346 | 697,832 | 108,514 | 5,147,024 |
| Oct | 845,381 | 723,233 | 122,148 | 6,282,090 |
| Nov | 1,017,097 | 749,838 | 267,259 | 5,852,405 |
| Dec | 977,916 | 778,341 | 199,575 | 5,865,245 |
| Jan | 855,565 | 732,416 | 123,149 | 4,588,360 |
| Feb | 858,028 | 700,613 | 157,415 | 4,155,741 |
| Mar | 927,587 | 783,243 | 144,344 | 4,664,457 |
| Apr | 620,033 | 536,015 | 84,018 | 3,071,116 |
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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 | % |
| (2021) | 1,409,971,973 | 737,322,610 | 52% | 42% | 52% | 52% | 2260129170 | 2152236927 | 95% |
| (2022) | 1,422,315,910 | 758,731,172 | 53% | 39% | 56% | 56% | 2676124969 | 2558015023 | 96% |
| (2023) | 1,844,795,376 | 877,311,915 | 48% | 38% | 59% | 59% | 3364991180 | 3226053890 | 96% |
| Mar | 131,417,052 | 77,557,877 | 59% | 39% | 55% | 65% | 318,927,002 | 305,559,330 | 96% |
| Apr | 141,332,412 | 74,884,150 | 53% | 38% | 60% | 67% | 322,830,716 | 309,517,276 | 96% |
| May | 172,246,737 | 67,096,141 | 39% | 36% | 57% | 69% | 365,866,086 | 350,859,601 | 96% |
| Jun | 147,096,241 | 63,374,840 | 43% | 37% | 61% | 67% | 347,568,859 | 333,063,505 | 96% |
| Jul | 152,817,189 | 66,348,250 | 43% | 36% | 58% | 71% | 253,878,141 | 242,458,371 | 96% |
| Aug | 158,249,098 | 65,745,625 | 42% | 37% | 62% | 72% | 223,692,046 | 214,440,235 | 96% |
| Sep | 172,309,740 | 76,170,259 | 44% | 37% | 62% | 72% | 247,883,766 | 238,263,306 | 96% |
| Oct | 180,540,618 | 84,848,550 | 47% | 41% | 62% | 77% | 295,207,787 | 284,472,154 | 96% |
| Nov | 169,980,079 | 78,807,093 | 46% | 38% | 64% | 71% | 246,066,942 | 236,287,829 | 96% |
| Dec | 147,515,600 | 72,392,535 | 49% | 38% | 61% | 70% | 233,258,029 | 224,017,877 | 96% |
| Jan | 168,754,754 | 78,465,160 | 46% | 36% | 61% | 75% | 241,389,586 | 231,059,666 | 96% |
| Feb | 160,363,984 | 79,338,098 | 49% | 32% | 64% | 69% | 227,593,431 | 218,274,836 | 96% |
| Mar | 149,416,756 | 73,435,952 | 49% | 41% | 60% | 71% | 240,941,450 | 230,092,050 | 95% |
| Apr | 106,160,620 | 50,697,931 | 48% | 42% | 62% | 72% | 188,091,767 | 179,941,007 | 96% |
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Monthly ORCID Auto-Update Data
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| Month | Authors Granting
Permission | Works Added to
Authors Records |
| Mar | 73,066 | 428,444 |
| Apr | 64,074 | 496,654 |
| May | 73,942 | 452,850 |
| Jun | 67,569 | 412,223 |
| Jul | 70,366 | 414,434 |
| Aug | 66,674 | 409,354 |
| Sep | 38,180 | 369,411 |
| Oct | 101,905 | 466,946 |
| Nov | 71,480 | 417,733 |
| Dec | 68,257 | 412,408 |
| Jan | 69,180 | 428,154 |
| Feb | 73,045 | 429,215 |
| Mar | 71,758 | 465,150 |
| Apr | 55,837 | 334,941 |
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ORCID Totals
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| Statistic | Total |
| Total orcid/article pairs | 27,781,641 |
| Total unique orcids | 6,648,104 |
| Total works pushed | 18,808,607 |
| Authors granting | 4,006,074 |
| Authors denying | 6,946 |
| Authors not responding | 2,653,583 |
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