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_2190919_1 (top_10 VARCHAR, avg_finish VARCHAR)

### Question ###
How many teams finished in the top team with an average finish of 23.3?

### Accurate SQL ###

SELECT COUNT(top_10) FROM table_2190919_1 WHERE avg_finish = "23.3"