CREATE TABLE table_204_99 (id DECIMAL, "#" DECIMAL, "club" TEXT, "winner" DECIMAL, "last win" DECIMAL, "runner-up" DECIMAL, "last losing final" DECIMAL)

how many different clubs have won ?
SELECT COUNT(DISTINCT "club") FROM table_204_99 WHERE "winner" > 0
SELECT COUNT(DISTINCT "club") FROM "table_204_99" WHERE "winner" > 0