How many dates was knockhill?
CREATE TABLE table_24547593_1 (date VARCHAR, circuit VARCHAR)
SELECT COUNT(date) FROM table_24547593_1 WHERE circuit = "Knockhill"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_24547593_1 (date VARCHAR, circuit VARCHAR) Question: How many dates was knockhill? [/INST] SELECT COUNT(date) FROM table_24547593_1 WHERE circuit = "Knockhill" </s>