How many IRST figures for the show that premiered on Canale 5 (2006)?
CREATE TABLE "dramas" (
  "no" real,
  "name" text,
  "country" text,
  "original_channel" text,
  "no_of_episodes" real,
  "running_time" text,
  "launched" text,
  "date" text,
  "irst" text
);
SELECT COUNT("irst") FROM "dramas" WHERE "original_channel"='Canale 5 (2006)';