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_2182562_2 (position VARCHAR, avg_finish VARCHAR)

### Question ###
What was the position of the team with an average finish of 21.5?

### Accurate SQL ###

SELECT position FROM table_2182562_2 WHERE avg_finish = "21.5"