user: Question: How many stages were won by Robbie McEwen?
Columns: ['Stage', 'Winner', 'General Classification', 'Mountains Classification', 'Points Classification', 'Sprints classification', 'Team Classification']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Óscar Freire', 'Óscar Freire', 'no award', 'Óscar Freire', 'no award', "Caisse d'Epargne"]
SQL:

assistant: SELECT COUNT("Stage") FROM "Table" WHERE "Winner" = 'Robbie McEwen';