user: Question: How many years have a Position of 17th (q)?
Columns: ['Year', 'Competition', 'Venue', 'Position', 'Notes']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [2005.0, 'World Youth Championships', 'Marrakesh, Morocco', '2nd', '56.16 m']
SQL:

assistant: SELECT COUNT("Year") FROM "Table" WHERE "Position" = '17th (q)';