Funso (Chichewa): Ndi maboma ati omwe ali ndi mitengo ya Mpunga yoposa mtego wakatikati wa dziko lonse?
Question (English): Which districts have rice prices above the national average?
Table: commodity_prices (difficulty: hard)
SQL: SELECT district FROM commodity_prices WHERE commodity = 'Rice' GROUP BY district HAVING AVG(price) > (SELECT AVG(price) FROM commodity_prices WHERE commodity = 'Rice');
Result: [('Balaka',), ('Chikwawa',), ('Chiradzulu',), ('Kasungu',), ('Lilongwe',), ('Mangochi',), ('Mchinji',), ('Mulanje',), ('Mwanza',), ('Neno',), ('Nsanje',), ('Phalombe',), ('Thyolo',)]