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_17697980_1 (region_2 VARCHAR, dvd_title VARCHAR)

### Question ###
How many  dvd  titled "series 5" were released having a release date or a non available date in region 2?

### Accurate SQL ###

SELECT COUNT(region_2) FROM table_17697980_1 WHERE dvd_title = "Series 5"