user: Question: How many 2nd legs had an aggregate of 2-4?
Columns: ['Home (1st leg)', 'Home (2nd leg)', '1st Leg', '2nd leg', 'Aggregate']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Independiente', 'Ramón Santamarina', '3-1', '3-2', '6-3']
SQL:

assistant: SELECT COUNT("2nd leg") FROM "Table" WHERE "Aggregate" = '2-4';