user: Question: How many years did Notre Dame participate? 
Columns: ['Team', 'Titles', 'Runner-up', 'Third place', 'Fourth place', 'Years participated']
Types: ['text', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Michigan', 15.0, 13.0, 10.0, 5.0, 43.0]
SQL:

assistant: SELECT "Years participated" FROM "Table" WHERE "Team" = 'Notre Dame';