Tell me the total number of time for luke hall overall rank being larger than 105
CREATE TABLE "heats" (
  "heat_rank" real,
  "lane" real,
  "swimmer" text,
  "country" text,
  "time" real,
  "overall_rank" real
);
SELECT COUNT("time") FROM "heats" WHERE "swimmer"='luke hall' AND "overall_rank">105;