user: Question: What is the average rank of the airport with a 9.3% annual change?
Columns: ['Rank', 'Location', 'Total Passengers', 'Annual change', 'Capacity in use']
Types: ['real', 'text', 'real', 'text', 'text']
Sample row: [1.0, 'São Paulo', 18795596.0, '19.3%', '113.9%']
SQL:

assistant: SELECT AVG("Rank") FROM "Table" WHERE "Annual change" = '9.3%';