user: Question: What is the total number of Total Passengers when the annual change is 28.8% and the rank is less than 8?
Columns: ['Rank', 'Location', 'Total Passengers', 'Annual change', 'Capacity in use']
Types: ['real', 'text', 'real', 'text', 'text']
Sample row: [1.0, 'São Paulo', 18459191.0, '7.6%', '153.8%']
SQL:

assistant: SELECT SUM("Total Passengers") FROM "Table" WHERE "Annual change" = '28.8%' AND "Rank" < 8.0;