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_75309 ( "Season" text, "Season Premiere" text, "Season Finale" text, "Winner" text, "Runner-up" text, "Number of Contestants" real, "Winner's Country" text, "Runner Up's Country" text )

### Question ###
How many contestants were there on March 1, 2009 during the season premiere?

### Accurate SQL ###

SELECT SUM("Number of Contestants") FROM table_75309 WHERE "Season Premiere" = 'march 1, 2009'