CREATE TABLE table_42267 ("Year" FLOAT, "Competition" TEXT, "Venue" TEXT, "Position" TEXT, "Event" TEXT)

What is the average Year, when Competition is Oceania Youth Championships?
SELECT AVG("Year") FROM table_42267 WHERE "Competition" = 'oceania youth championships'
SELECT AVG("Year") FROM "table_42267" WHERE "Competition" = 'oceania youth championships'