CREATE TABLE table_39712 ("Year" FLOAT, "Competition" CLOB, "Venue" CLOB, "Position" CLOB, "Event" CLOB, "Notes" CLOB)

How many years have a position of 2nd?
SELECT COUNT("Year") FROM table_39712 WHERE "Position" = '2nd'
SELECT COUNT("Year") FROM "table_39712" WHERE "Position" = '2nd'