CREATE TABLE table_29665 ("Episode Air Date" TEXT, "Audition City" TEXT, "Audition Date" TEXT, "Audition Venue" TEXT, "Guest Fourth Judge" TEXT)

How many episode air dates are there for auditioning city Rio De Janeiro?
SELECT COUNT("Episode Air Date") FROM table_29665 WHERE "Audition City" = 'Rio de Janeiro'
SELECT COUNT("Episode Air Date") FROM "table_29665" WHERE "Audition City" = 'Rio de Janeiro'