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_24291077_4 (adelaide VARCHAR, week VARCHAR)

### Question ###
How many Adelaide viewers were there in Week 5?

### Accurate SQL ###

SELECT adelaide FROM table_24291077_4 WHERE week = 5