CREATE TABLE table_39272 ("Round" FLOAT, "Pick #" FLOAT, "Overall" FLOAT, "Name" CLOB, "Position" CLOB, "College" CLOB)

How many Rounds have a Defensive End Pick?
SELECT COUNT("Round") FROM table_39272 WHERE "Position" = 'defensive end'
SELECT COUNT("Round") FROM "table_39272" WHERE "Position" = 'defensive end'