user: Question: How many stadiums are there with a capacity of 7500?
Columns: ['Team', 'Stadium', 'Capacity', 'Lowest', 'Highest', 'Average']
Types: ['text', 'text', 'real', 'real', 'real', 'real']
Sample row: ['Celtic', 'Celtic Park', 60832.0, 45000.0, 60000.0, 56676.0]
SQL:

assistant: SELECT COUNT("Stadium") FROM "Table" WHERE "Capacity" = 7500.0;