CREATE TABLE table_64331 ("Year" FLOAT, "1st Place Team" TEXT, "2nd Place Team" TEXT, "3rd Place Team" TEXT, "4th Place Team" TEXT, "Host Location" TEXT)

What year were the Hoak Packers, Fresno, CA the 4th Place Team?
SELECT MIN("Year") FROM table_64331 WHERE "4th Place Team" = 'hoak packers, fresno, ca'
SELECT MIN("Year") FROM "table_64331" WHERE "4th Place Team" = 'hoak packers, fresno, ca'