CREATE TABLE table_202_253 (id DECIMAL, "team" TEXT, "titles" TEXT, "runners-up" TEXT, "third place" TEXT, "fourth place" TEXT)

which team has best percentage of titles to runner up finishes ?
SELECT "team" FROM table_202_253 ORDER BY "titles" / "runners-up" DESC LIMIT 1
SELECT "team" FROM "table_202_253" ORDER BY "titles" / NULLIF("runners-up", 0) DESC NULLS LAST LIMIT 1