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_21900 ( "Year(s)" real, "Final television commentator" text, "Radio commentator" text, "Spokesperson" text, "Semi-final television commentator" text, "Semi-final second television commentator" text )

### Question ###
In how many years was Tom Fleming the final television commentator?

### Accurate SQL ###

SELECT COUNT("Year(s)") FROM table_21900 WHERE "Final television commentator" = 'Tom Fleming'