What is the ticket price at Canadian National Exhibition Stadium?
CREATE TABLE "not_all_data_are_listed" (
  "date_s" text,
  "venue" text,
  "city" text,
  "ticket_price_s" text,
  "ticket_sold_available" text,
  "ticket_grossing" text
);
SELECT "ticket_price_s" FROM "not_all_data_are_listed" WHERE "venue"='canadian national exhibition stadium';