user: Question: How many times was MJ Rodriguez cast?
Columns: ['Role', 'Original Broadway Cast', '2005 film', '2008 Final Performance Film', 'Hollywood Bowl Cast', '2011 Off-Broadway Revival']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Mark Cohen', 'Anthony Rapp', 'Anthony Rapp', 'Adam Kantor', 'Skylar Astin', 'Adam Chanler-Berat']
SQL:

assistant: SELECT COUNT("Role") FROM "Table" WHERE "2011 Off-Broadway Revival" = 'MJ Rodriguez';