user: Question: What year is Center Ann Wauters?
Columns: ['Year', 'Player', 'Position', 'College/Country', 'WNBA Team']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1997.0, 'Tina Thompson', 'Forward', 'USC', 'Houston Comets']
SQL:

assistant: SELECT "Year" FROM "Table" WHERE "Position" = 'Center' AND "Player" = 'Ann Wauters';