CREATE TABLE table_73663 ("Episode no." FLOAT, "Airdate" CLOB, "Viewers" FLOAT, "BBC Three weekly ranking" CLOB, "Cable rank" CLOB)

How many entries are shown for viewers when the airdate was 26 november 2009?
SELECT COUNT("Viewers") FROM table_73663 WHERE "Airdate" = '26 November 2009'
SELECT COUNT("Viewers") FROM "table_73663" WHERE "Airdate" = '26 November 2009'