Where the audience share is 8%, what is the original airing?
CREATE TABLE "viewing_figures" (
  "episode_number" real,
  "season" text,
  "original_airing" text,
  "total_viewers" text,
  "audience_share_average" text,
  "season_viewer_average" text
);
SELECT "original_airing" FROM "viewing_figures" WHERE "audience_share_average"='8%';