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_2380212_1 (year INTEGER, avg_attendance VARCHAR)

### Question ###
When was the average attendance 789?

### Accurate SQL ###

SELECT MIN(year) FROM table_2380212_1 WHERE avg_attendance = 789