Funso (Chichewa): Ndi msika uti womwe uli ndi mitengo ya chimanga yokhazikika yoposa yapakatikati ya dziko lonse?
Question (English): Which market has maize prices consistently above the national average?
Table: commodity_prices (difficulty: hard)
SQL: SELECT market FROM commodity_prices WHERE commodity = 'Maize' GROUP BY market HAVING AVG(price) > (SELECT AVG(price) FROM commodity_prices WHERE commodity = 'Maize');
Result: [('Balaka',), ('Bangula',), ('Bvumbwe',), ('Chintheche',), ('Chiradzulu',), ('Dwangwa',), ('Jali',), ('Limbe',), ('Liwonde',), ('Lizulu',), ('Luncheza',), ('Lunzu',), ('Mangochi',), ('Mayaka',), ('Monkey Bay',), ('Mtakataka',), ('Mwanza',), ('Namwera',), ('Neno',), ('Ngabu',), ('Nkhata Bay',), ('Nkhotakota',), ('Nsanje',), ('Ntaja',), ('Rumphi',), ('Salima',), ('Thete',), ('Thondwe',), ('Zomba',)]