Center for Assessment

Center for Assessment

Open Access statistics for Center for Assessment, United States, covering academic research published from 2000 to 2024.

Open Access statistics for Center for Assessment, United States, covering academic research published from 2000 to 2024. Read More.


Open Access Percentage

44%


Total
Publications

1.1K


Total Open
Publications

499


Total
Citations

41K


Open Access
Percentage

44%


Total
Publications

1.1K


Total Open
Publications

499


Total
Citations

41K

Website

download

Breakdown

19% 15% 10% 56%

Publisher Open

19%

Both

15%

Other Platform Open

10%

Closed

56%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

01020304050607080Total Publications
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

37%OA Journal

OA Journal 37%

145

Hybrid 26%

99

No Guarantees 37%

144

Other Platform Open

Domain 69%

197

Institution 19%

55

Other Internet 16%

45

Public 15%

42

Preprint 7%

21

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
195
Europe PMC
Domain
136
Semantic Scholar
Public
33
DOI
Other Internet
12
U.S. Department of Energy Office of Scientific and Technical Information - OSTI OAI
Institution
7
CiteSeer X
Other Internet
7
Figshare
Public
6
California Digital Library - eScholarship
Other Internet
6
National Oceanic & Atmospheric Administration - NOAA Institutional Repository
Other Internet
5
medRxiv
Preprint
5
1 / 8

Data updated 7 April 2025

Share

Share

Share