What was the number of weeks that had a Billboard Hot 100 Hits theme, an order number of 3, and an original artist of Sixpence None the Richer?
CREATE TABLE "performances_results" (
  "week_num" text,
  "theme" text,
  "song_choice" text,
  "original_artist" text,
  "order_num" text,
  "result" text
);
SELECT COUNT("week_num") FROM "performances_results" WHERE "theme"='Billboard Hot 100 Hits' AND "order_num"='3' AND "original_artist"='Sixpence None the Richer';