user: Question: How many runs were ranked 4?
Columns: ['Rank', 'Runs', 'Player', 'Average', 'Season']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1', '1,506 (17 inns.)', 'Simon Katich (NSW)', '94.12', '2007–08']
SQL:

assistant: SELECT COUNT("Runs") FROM "Table" WHERE "Rank" = '4';