user: ### NOW ANSWER:
Question: What year is associated with a Drama Desk Award ceremony and a Category of Outstanding Featured Actress in a Musical?
Columns: ['Year', 'Award Ceremony', 'Category', 'Nominee', 'Result']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [2011.0, 'Tony Award', 'Best Musical', 'Best Musical', 'Nominated']
SQL:

assistant: SELECT AVG("Year") FROM "Table" WHERE "Award Ceremony" = 'Drama Desk Award' AND "Category" = 'Outstanding Featured Actress in a Musical';