
Open Access statistics for Social and Scientific Systems (United States), United States, covering academic research published from 2000 to 2025.
Open Access statistics for Social and Scientific Systems (United States), United States, covering academic research published from 2000 to 2025. Read More.
Open Access Percentage
72%
Total
Publications
966
Total Open
Publications
697
Total
Citations
53K
Open Access
Percentage
72%
Total
Publications
966
Total Open
Publications
697
Total
Citations
53K
Breakdown
Publisher Open
15%
Both
33%
Other Platform Open
24%
Closed
28%
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 40%
185
Hybrid 16%
77
No Guarantees 44%
205
Other Platform Open
Domain 94%
518
Institution 27%
147
Other Internet 5%
25
Public 3%
15
Preprint 1%
8
Other Platform Locations
Name | Platform Type | Publications |
|---|---|---|
PubMed Central | Domain | 522 |
doaj.org OAI-PMH Repository | Institution | 93 |
DOI | Other Internet | 21 |
fiocruz.br OAI-PMH Repository | Institution | 17 |
California Digital Library | Institution | 17 |
Harvard University | Institution | 14 |
Figshare | Public | 14 |
Europe PMC | Domain | 13 |
LA Referencia | Institution | 11 |
Unknown Repository | Other Internet | 9 |