CREATE TABLE table_204_959 (id DECIMAL, "club" TEXT, "founded" DECIMAL, "nickname" TEXT, "location" TEXT, "home ground" TEXT, "entered competition" DECIMAL, "most recent promotion" DECIMAL)

how many clubs entered competition after 1945 ?
SELECT COUNT("club") FROM table_204_959 WHERE "entered competition" > 1945
SELECT COUNT("club") FROM "table_204_959" WHERE "entered competition" > 1945