What was the gross revenue (1986) when there were tickets sold/available of 24,000 / 24,000 (100%)?
CREATE TABLE "box_office_score_data" (
  "venue" text,
  "city" text,
  "tickets_sold_available" text,
  "gross_revenue_1986" text,
  "gross_revenue_2011" text
);
SELECT "gross_revenue_1986" FROM "box_office_score_data" WHERE "tickets_sold_available"='24,000 / 24,000 (100%)';