user: Question: When the country is Vest, what were the exports?
Columns: ['County', 'Exports (US$ mil)', 'Percent of total exports', 'Imports (US$ mil)', 'Percent of total imports']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Bucharest-Ilfov', '$ 8,001.2', '19.2 %', '$ 26,557.8', '39.8 %']
SQL:

assistant: SELECT "Exports (US$ mil)" FROM "Table" WHERE "County" = 'Vest';