CREATE TABLE table_55176 ("Year" FLOAT, "Event" CLOB, "Record" CLOB, "Athlete" CLOB, "Nationality" CLOB)

How many years was the record 3:40.8?
SELECT COUNT("Year") FROM table_55176 WHERE "Record" = '3:40.8'
SELECT COUNT("Year") FROM "table_55176" WHERE "Record" = '3:40.8'