What year had a 100m freestyle event?
CREATE TABLE table_name_73 (
    year_set VARCHAR,
    event VARCHAR
)
SELECT COUNT(year_set) FROM table_name_73 WHERE event = "100m freestyle"
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: What year had a 100m freestyle event? ### Input: CREATE TABLE table_name_73 (
    year_set VARCHAR,
    event VARCHAR
) ### Response: SELECT COUNT(year_set) FROM table_name_73 WHERE event = "100m freestyle"