How many years has there been a competition in Helsinki?
CREATE TABLE table_name_78 (year VARCHAR, location VARCHAR)
SELECT COUNT(year) FROM table_name_78 WHERE location = "helsinki"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_78 (year VARCHAR, location VARCHAR) Question: How many years has there been a competition in Helsinki? [/INST] SELECT COUNT(year) FROM table_name_78 WHERE location = "helsinki" </s>