“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 Sciences41Engineering4Law: Law in general. Comparative and uniform law. Jurisprudence: Comparative law. International uniform law: Regulation of industry, trade, and commerce. Occupational law: Transportation and communication1Technology: Engineering (General). Civil engineering (General): Transportation engineering1