CREATE TABLE table_47323 ("Round" FLOAT, "Pick" FLOAT, "Overall" FLOAT, "Name" TEXT, "Position" TEXT, "College" TEXT)

WHAT IS THE TOTAL NUMBER WITH A ROUND BIGGER THAN 7 AND PICK OF 21?
SELECT COUNT("Overall") FROM table_47323 WHERE "Round" > '7' AND "Pick" = '21'
SELECT COUNT("Overall") FROM "table_47323" WHERE "Pick" = '21' AND "Round" > '7'