Name the viewers for 1.2/4 rating
CREATE TABLE "ratings_chart" (
  "order" real,
  "episode" text,
  "airdate" text,
  "rating" text,
  "share" real,
  "rating_share_18_49" text,
  "viewers_millions" text,
  "rank_night" real
);
SELECT "viewers_millions" FROM "ratings_chart" WHERE "rating_share_18_49"='1.2/4';