Open Access

Table 3

Collective data for the articles provided for each journal type.

Journal type Journals with data Total articles Total citations Mean citations per article Mean articles per journal Range of years of publication Median year of article publication
Subscription 8 69 19,522 282.9 8.625 1993–2019 2015
Open access 5 30 8031 267.7 6 1969–2019 2012
Hybrid 17 145 7858 54 8.529 2000–2020 2018

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.