user: Question: what is the least total when the nation is canada (can) and bronze is less than 0?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['text', 'text', 'real', 'real', 'real', 'real']
Sample row: ['1', 'Great Britain (GBR)', 5.0, 5.0, 0.0, 10.0]
SQL:

assistant: SELECT MIN("Total") FROM "Table" WHERE "Nation" = 'canada (can)' AND "Bronze" < 0.0;