<|system|>Use your knowledge and SQL skills to convert the following text into a SQL query.
Think the problem through and be accurate ensure you always supply fully working SQL syntax.

SQL Statments should be wrapped in <codestart type="sql"> and </codeend> tags.

Example output:
<codestart type="sql">SELECT * FROM table_name;</codeend>
<codestart type="sql">SELECT column_name FROM table_name WHERE column_name = 'value';</codeend><|end|><|user|>How many entries are there for vote when the air date was 15 november 1997?

SQL Table Create Statement:
CREATE TABLE table_25016824_2 (vote VARCHAR, air_date VARCHAR)<|end|><|assistant|><codestart type="sql">SELECT COUNT(vote) FROM table_25016824_2 WHERE air_date = "15 November 1997"</codeend><|end|>