At south station what was the total rank when boarding and deboardings were smaller than 1,360,162?
CREATE TABLE "list" (
  "rank" real,
  "station" text,
  "city" text,
  "state" text,
  "boardings_and_deboardings" real
);
SELECT SUM("rank") FROM "list" WHERE "station"='south station' AND "boardings_and_deboardings"<'1,360,162';