CiteScore calculates the average number of citations received in a year divided by all articles published in the last three years. Includes all types of documents published in the journal except articles in press.
Examples: To determine the CiteScore of a journal in XNUMX, the citations received in XNUMX of all the documents published during the XNUMX-XNUMX are counted and divided by the number of articles published in the journal during the XNUMX-XNUMX.

Font: Elsevier. Scopus
It is published annually in late May. To see the monthly evolution you can consult CiteScore tracker.