user: Question: Name the density for 古田縣
Columns: ['English Name', 'Simplified', 'Traditional', 'Pinyin', 'Foochow', 'Area', 'Population', 'Density']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'real', 'real']
Sample row: ['Jiaocheng District', '蕉城区', '蕉城區', 'Jiāochéng Qū', 'Ciĕu-siàng-kṳ̆', 1537.0, 429260.0, 279.0]
SQL:

assistant: SELECT "Density" FROM "Table" WHERE "Traditional" = '古田縣';