Open Access statistics for University System of Maryland, United States, covering academic research published from 2000 to 2025. Read More.
Open Access Percentage
46%
Total
Publications
303K
Total Open
Publications
141K
Total
Citations
13M
Open Access
Percentage
46%
Total
Publications
303K
Total Open
Publications
141K
Total
Citations
13M
Breakdown
Publisher Open
12%
Both
21%
Other Platform Open
13%
Closed
54%
Percentage of Open Access over time
Publisher Open
Both
Other Platform Open
Closed
Volume of Open Access over time
Open
Closed
Publisher Open
OA Journal 49%
48K
Hybrid 18%
18K
No Guarantees 33%
32K
Other Platform Open
Domain 49%
50K
Institution 46%
47K
Preprint 21%
21K
Other Internet 20%
21K
Public 3%
2.6K
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
PubMed Central | Domain | 51K |
DOI | Other Internet | 23K |
doaj.org OAI-PMH Repository | Institution | 22K |
arXiv | Preprint | 17K |
Office of Scientific and Technical Information | Institution | 12K |
Unknown Repository | Other Internet | 7.2K |
Le Centre pour la Communication Scientifique Directe - HAL - Diderot | Institution | 2.6K |
bioRxiv | Preprint | 2.5K |
Figshare | Public | 2.4K |
California Digital Library | Institution | 2.2K |
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