CREATE TABLE table_41796 ("Year" FLOAT, "Competition" CLOB, "Venue" CLOB, "Position" CLOB, "Event" CLOB, "Notes" CLOB)

What is the earliest Year for 400m h Event with 54.86 in Notes?
SELECT MIN("Year") FROM table_41796 WHERE "Event" = '400m h' AND "Notes" = '54.86'
SELECT MIN("Year") FROM "table_41796" WHERE "Event" = '400m h' AND "Notes" = '54.86'