user: Question: When 7.08 is the amount of viewers how many directors are there?
Columns: ['Total', '#', 'Title', 'Director', 'Writer(s)', 'Viewers', 'Air date', 'Production code']
Types: ['real', 'real', 'text', 'text', 'text', 'text', 'text', 'real']
Sample row: [21.0, 1.0, '"Gary Has A Dream"', 'James Burrows', 'Mark Gross', '7.37', 'September23,2009', 201.0]
SQL:

assistant: SELECT COUNT("Director") FROM "Table" WHERE "Viewers" = '7.08';