CREATE TABLE table_204_808 (id DECIMAL, "team" TEXT, "no" DECIMAL, "driver" TEXT, "class" TEXT, "chassis" TEXT, "engine" TEXT)

how many teams had at least two drivers this season ?
SELECT COUNT(*) FROM (SELECT "team" FROM table_204_808 GROUP BY "team" HAVING COUNT("driver") >= 2)
WITH "cte" AS (SELECT 1 AS "_" FROM "table_204_808" GROUP BY "team" HAVING COUNT("driver") >= 2) SELECT COUNT(*) FROM "cte" AS "cte"