What platform sold 11.18 million units?
CREATE TABLE "best_selling_video_games_of_the_1990s_sa" (
  "rank" real,
  "title" text,
  "release_date" text,
  "franchise" text,
  "developer_s" text,
  "platform" text,
  "units_sold_in_millions" text
);
SELECT "platform" FROM "best_selling_video_games_of_the_1990s_sa" WHERE "units_sold_in_millions"='11.18';