CREATE TABLE "game_log" (
  "game" real,
  "date" text,
  "team" text,
  "score" text,
  "high_points" text,
  "high_rebounds" text,
  "high_assists" text,
  "location_attendance" text,
  "record" text
);

Question: On what date was the attendance at TD Garden 18,624?
SQL: SELECT "date" FROM "game_log" WHERE "location_attendance"='TD Garden 18,624';