<|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|>What is the total attendance at games against the New York Mets with a record of 18-18?

SQL Table Create Statement:
CREATE TABLE table_name_76 (attendance VARCHAR, opponent VARCHAR, record VARCHAR)<|end|><|assistant|><codestart type="sql">SELECT COUNT(attendance) FROM table_name_76 WHERE opponent = "new york mets" AND record = "18-18"</codeend><|end|>