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_204_33 ( id number, "number" number, "name" text, "year built" number, "boat builder" text, "current status" text )

### Question ###
which boat builder is the most popular ?

### Accurate SQL ###

SELECT "boat builder" FROM table_204_33 GROUP BY "boat builder" ORDER BY COUNT(*) DESC LIMIT 1