user: ### NOW ANSWER:
Question: What are the years that had someone nominated for best supporting actress?
Columns: ['Year', 'Award Ceremony', 'Category', 'Nominee', 'Result']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [2003.0, 'AIMS Award', 'Best Overall Show', 'Best Overall Show', 'Won']
SQL:

assistant: SELECT COUNT("Year") FROM "Table" WHERE "Result" = 'nominated' AND "Category" = 'best supporting actress';