What year had an edition of 115th?
CREATE TABLE table_name_21 (year INTEGER, edition VARCHAR)
SELECT AVG(year) FROM table_name_21 WHERE edition = "115th"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_21 (year INTEGER, edition VARCHAR) Question: What year had an edition of 115th? [/INST] SELECT AVG(year) FROM table_name_21 WHERE edition = "115th" </s>