United States Congress

The United States Congress is the legislative branch of the federal government of the United States. It is a bicameral legislature, including a lower body, the U.S. House of Representatives, and an upper body, the U.S. Senate. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for United States Congress, United States, covering academic research published from 2000 to 2025. Read More.

Open Access Percentage

54%

Total
Publications

3.9K

Total Open
Publications

2.1K

Total
Citations

44K

Open Access
Percentage

54%

Total
Publications

3.9K

Total Open
Publications

2.1K

Total
Citations

44K

Wikipedia

Website

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Breakdown

Publisher Open

28%

Both

13%

Other Platform Open

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 31%

436

Hybrid 17%

229

No Guarantees 52%

716

Other Platform Open

Institution 65%

416

Domain 28%

180

Other Internet 17%

107

Preprint 2%

Public 0%

Other Platform Locations

Name	Platform Type	Publications
doaj.org OAI-PMH Repository	Institution	232
PubMed Central	Domain	181
LA Referencia	Institution	68
DOI	Other Internet	65
Unknown Repository	Other Internet	48
aecid.es OAI-PMH Repository	Institution	29
Le Centre pour la Communication Scientifique Directe - HAL - Diderot	Institution	20
Istituto Nazionale di Fisica Nucleare, Sezione di Catania	Institution	17
Office of Scientific and Technical Information	Institution	12
Hospital de Clínicas de Porto Alegre	Institution	12

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Data updated 12 August 2026