CREATE TABLE table_21051 ("Club" TEXT, "Played" TEXT, "Won" TEXT, "Drawn" TEXT, "Lost" TEXT, "Points for" TEXT, "Points against" TEXT, "Points difference" TEXT, "Points" TEXT)

How many teams had 632 points against?
SELECT COUNT("Points for") FROM table_21051 WHERE "Points against" = '632'
SELECT COUNT("Points for") FROM "table_21051" WHERE "Points against" = '632'