user: Question: What is the average number of years for the Houston Rockets 2004-05?
Columns: ['Player', 'No.(s)', 'Height in Ft.', 'Position', 'Years for Rockets', 'School/Club Team/Country']
Types: ['text', 'real', 'text', 'text', 'text', 'text']
Sample row: ['Gaines, Reece Reece Gaines', 4.0, '6-6', 'Guard', '2004-05', 'Louisville']
SQL:

assistant: SELECT AVG("No.(s)") FROM "Table" WHERE "Years for Rockets" = '2004-05';