user: Question: How many teams had a 99.3% capacity rating?
Columns: ['Team', 'Stadium', 'Home Games', 'Average Attendance', 'Total Attendance', 'Capacity Percentage']
Types: ['text', 'text', 'real', 'real', 'real', 'text']
Sample row: ['Dallas Cowboys', 'Cowboys Stadium', 8.0, 87047.0, 696377.0, '108.8%']
SQL:

assistant: SELECT COUNT("Team") FROM "Table" WHERE "Capacity Percentage" = '99.3%';