How many dates of vacancy were on 30 october 2010?
CREATE TABLE table_27683516_3 (
    team VARCHAR,
    date_of_vacancy VARCHAR
)
SELECT COUNT(team) FROM table_27683516_3 WHERE date_of_vacancy = "30 October 2010"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: How many dates of vacancy were on 30 october 2010? ### Input: CREATE TABLE table_27683516_3 (
    team VARCHAR,
    date_of_vacancy VARCHAR
) ### Response: SELECT COUNT(team) FROM table_27683516_3 WHERE date_of_vacancy = "30 October 2010"