CREATE TABLE table_55928 ("Position" FLOAT, "Club" CLOB, "Played" FLOAT, "Points" CLOB, "Wins" FLOAT, "Draws" FLOAT, "Losses" FLOAT, "Goals for" FLOAT, "Goals against" FLOAT, "Goal Difference" FLOAT)

Name the total number of goal difference when the position is more than 20
SELECT COUNT("Goal Difference") FROM table_55928 WHERE "Position" > '20'
SELECT COUNT("Goal Difference") FROM "table_55928" WHERE "Position" > '20'