“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.
Agricultural and Biological Sciences57Environmental Science31Business, Management and Accounting23Engineering18Energy17Social Sciences: Industries. Land use. Labor: Economic growth, development, planning1Technology: Chemical technology: Biotechnology1