user: Question: Which Total Cargo (Metric Tonnes) is the highest one that has a Rank smaller than 4, and an Airport of Shanghai Pudong International Airport?
Columns: ['Rank', 'Airport', 'Code (IATA/ICAO)', 'Total Cargo (Metric Tonnes)', '% Change']
Types: ['real', 'text', 'text', 'real', 'text']
Sample row: [1.0, 'Hong Kong International Airport', 'HKG/VHHH', 4062261.0, '2.2%']
SQL:

assistant: SELECT MAX("Total Cargo (Metric Tonnes)") FROM "Table" WHERE "Rank" < 4.0 AND "Airport" = 'Shanghai Pudong International Airport';