user: Question: Which Pop/Area (1/km²) has a No P. larger than 1, and a Name of Albergaria-a-Velha?
Columns: ['Name', 'Area (km²)', 'Pop.', 'Pop/Area (1/km²)', 'No P.', 'No C./No T.', 'Subregion']
Types: ['text', 'real', 'real', 'real', 'real', 'text', 'text']
Sample row: ['Águeda', 335.3, 47729.0, 148.0, 20.0, '1/?', 'Baixo Vouga']
SQL:

assistant: SELECT "Pop/Area (1/km²)" FROM "Table" WHERE "No P." > 1.0 AND "Name" = 'Albergaria-a-Velha';