user: Question: What is the Capacity in use with an Annual change that is 21.8%?
Columns: ['Rank', 'Location', 'Total Passengers', 'Annual change', 'Capacity in use']
Types: ['real', 'text', 'real', 'text', 'text']
Sample row: [1.0, 'São Paulo', 17147628.0, '26.0%', '142.9%']
SQL:

assistant: SELECT "Capacity in use" FROM "Table" WHERE "Annual change" = '21.8%';