Nigeria

Nigeria

Nigeria, officially the Federal Republic of Nigeria, is a country in West Africa between the Sahel to the north and the Gulf of Guinea in the Atlantic Ocean to the south. It covers an area of 923,769 square kilometres. Derived from Wikipedia licensed CC-BY-SA.

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


Open Access Percentage

74%


Total
Publications

406K


Total Open
Publications

302K


Total
Citations

4.4M


Open Access
Percentage

74%


Total
Publications

406K


Total Open
Publications

302K


Total
Citations

4.4M

Wikipedia

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Breakdown

48% 20% 6% 26%

Publisher Open

48%

Both

20%

Other Platform Open

6%

Closed

26%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

05k10k15k20k25k30k35k40k45k50kTotal Publications
20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

31%OA Journal

OA Journal 31%

84K

Hybrid 38%

105K

No Guarantees 31%

87K

Other Platform Open

Institution 64%

67K

Domain 33%

35K

Other Internet 19%

20K

Preprint 8%

8.2K

Public 4%

3.9K

Other Platform Locations

Name

Platform Type

Publications

doaj.org OAI-PMH Repository
Institution
51K
PubMed Central
Domain
35K
DOI
Other Internet
16K
Unknown Repository
Other Internet
5.4K
Research Square
Preprint
4.9K
Figshare
Public
1.9K
CGIAR
Institution
1.8K
Zenodo
Public
1.7K
Europe PMC
Domain
1.7K
LA Referencia
Institution
1.6K
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Data updated 13 July 2026

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