Which Catalog has a Date of july 15, 2011?
CREATE TABLE table_name_73 (catalog INTEGER, date VARCHAR)
SELECT AVG(catalog) FROM table_name_73 WHERE date = "july 15, 2011"
### Context: CREATE TABLE table_name_73 (catalog INTEGER, date VARCHAR) ### Question: Which Catalog has a Date of july 15, 2011? ### Answer: SELECT AVG(catalog) FROM table_name_73 WHERE date = "july 15, 2011"