Registered aircraft

duckdb -csv -c "-- The 30 most registered models; without the LIMIT, every model
  SELECT m.code, m.manufacturer, m.model, count(*) AS aircraft
  FROM 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet' g JOIN 'https://openairdocs.org/data/latest/faa_aircraft_model.parquet' m ON m.code = g.aircraft_model_code
  GROUP BY ALL
  ORDER BY aircraft DESC
  LIMIT 30"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

-- The 30 most registered models; without the LIMIT, every model
SELECT m.code, m.manufacturer, m.model, count(*) AS aircraft
FROM 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet' g JOIN 'https://openairdocs.org/data/latest/faa_aircraft_model.parquet' m ON m.code = g.aircraft_model_code
GROUP BY ALL
ORDER BY aircraft DESC
LIMIT 30

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.