What is the average year joined of the 277 county?
CREATE TABLE table_name_43 (year_joined INTEGER, county VARCHAR)
SELECT AVG(year_joined) FROM table_name_43 WHERE county = 277
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_43 (year_joined INTEGER, county VARCHAR) Question: What is the average year joined of the 277 county? [/INST] SELECT AVG(year_joined) FROM table_name_43 WHERE county = 277 </s>