user: Question: how many producers are responsible for the song 'Calling Out to Marlboro?
Columns: ['Year', 'Song (s)', 'Producer (s)', 'Written By', 'Artist', 'Title/Label']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1979.0, 'Deputy of Love * (8)', 'August Darnell / Andy Hernandez', 'Ron Rogers', 'Don Armando', "Don Armando's Rhumba Band / Ze Records"]
SQL:

assistant: SELECT COUNT("Producer (s)") FROM "Table" WHERE "Song (s)" = 'Calling Out to Marlboro';