user: Question: What is the lowest All-Time, when First Title is before 1974, when Last Title is "1933", and when Amateur Era is greater than 2?
Columns: ['Country', 'Amateur Era', 'Open Era', 'All-time', 'First title', 'Last title']
Types: ['text', 'real', 'real', 'real', 'real', 'real']
Sample row: ['United States (USA)', 17.0, 24.0, 41.0, 1926.0, 2013.0]
SQL:

assistant: SELECT MIN("All-time") FROM "Table" WHERE "First title" < 1974.0 AND "Last title" = 1933.0 AND "Amateur Era" > 2.0;