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PubMed total records by publication year

Metadata Updated: October 1, 2022

Yearly citation totals from each year of the MEDLINE/PubMed Baseline referencing citations back to year 1781. These totals may increase over time for a particular year as new citations are added. For example, 25 citations were listed for the year 1800 in the 2018 MEDLINE/PubMed Baseline, while the 2019 Baseline includes 387 citations for that year.

Access & Use Information

Public: This dataset is intended for public access and use. License: See this page for license information.

Downloads & Resources


Metadata Created Date March 16, 2021
Metadata Updated Date October 1, 2022

Metadata Source

Harvested from

Additional Metadata

Resource Type Dataset
Metadata Created Date March 16, 2021
Metadata Updated Date October 1, 2022
Publisher National Library of Medicine
Data First Published 2022-02-10
Data Last Modified 2022-09-30
Category Literature
Public Access Level public
Bureau Code 009:25
Metadata Context
Metadata Catalog ID
Schema Version
Catalog Describedby
Harvest Object Id 3633cc35-7498-4cbd-a27d-e181a870cdf2
Harvest Source Id 651e43b2-321c-4e4c-b86a-835cfc342cb0
Harvest Source Title
Homepage URL
Program Code 009:041
Source Datajson Identifier True
Source Hash b1f62e188b438e84215fdb64d8ac230ffbe811d3
Source Schema Version 1.1

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