“2-yr mean citedness” is the OpenAlex field summary_stats.2yr_mean_citedness (CC0): mean citations per paper over a two-year window. It is a raw bibliometric field, not a journal rating, and is not used for default ranking.
Social Sciences110Arts and Humanities22Psychology8Education: Education (General)1Language and Literature: Languages and literature of Eastern Asia, Africa, Oceania1Language and Literature: Philology. Linguistics1