Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_18590048_1 ( rank VARCHAR, release_date VARCHAR )

### Question ###
How many titles were released on 21 October 1992?

### Accurate SQL ###

SELECT COUNT(rank) FROM table_18590048_1 WHERE release_date = "21 October 1992"