user: Question: What is the average number of Wins in a pga championship with a Top-5 less than 2?
Columns: ['Tournament', 'Wins', 'Top-5', 'Top-10', 'Top-25', 'Events', 'Cuts made']
Types: ['text', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Masters Tournament', 0.0, 0.0, 1.0, 6.0, 11.0, 8.0]
SQL:

assistant: SELECT AVG("Wins") FROM "Table" WHERE "Tournament" = 'pga championship' AND "Top-5" < 2.0;