How many total points were earned from the couple that averaged 29.0 points?
CREATE TABLE "averages" (
  "rank_by_average" real,
  "place" real,
  "couple" text,
  "total_points_earned" real,
  "number_of_dances" real,
  "average" text
);
SELECT MAX("total_points_earned") FROM "averages" WHERE "average"='29.0';