Funso (Chichewa): Ndi maboma asanu ati omwe akugulisa nyemba pa mtengo otsikilapo?
Question (English): Which five districts have the lowest Bean prices on the most recent collection date?
Table: commodity_prices (difficulty: hard)
SQL: SELECT district, AVG(price) AS average_price
FROM commodity_prices
WHERE commodity = 'Beans'
  AND collection_date = (
      SELECT MAX(collection_date)
      FROM commodity_prices
      WHERE commodity = 'Beans'
  )
GROUP BY district
ORDER BY average_price ASC
LIMIT 5;
Result: [('Chikwawa', 1233.3333333333333), ('Ntchisi', 1841.65), ('Nkhata Bay', 1854.663), ('Karonga', 2058.5550000000003), ('Rumphi', 2145.78)]