user: Question: sfax has a total ordered number of?
Columns: ['Name', 'Pennant number', 'Ordered', 'Builder', 'Commissioned', 'Fate']
Types: ['text', 'text', 'real', 'text', 'text', 'text']
Sample row: ['Agosta', 'Q178', 1930.0, 'Arsenal de Cherbourg', '30 April 1934', 'scuttled, Brest, 18 June 1940']
SQL:

assistant: SELECT "Ordered" FROM "Table" WHERE "Name" = 'sfax';