Documents in Q1 – Q4

Number of documents that appear in a journal in a particular Journal Impact Factor Quartile in a given year.  For instance, if a value of 100 is displayed, it indicates that 100 documents in the set were published in journals of the specified Journal Impact Factor Quartile in that year.

Note: InCites uses the best quartile for journals that appear in multiple Web of Science Research Areas.  When a research area is specified, the quartile for that particular journal and research area is used.